WirelessWerx IP LLC v. Panasonic Corp Of North America

I. Executive Summary and Procedural Information

• Parties & Counsel:
  • Plaintiff: WirelessWerx IP, LLC (Texas)
  • Defendant: Panasonic Corporation of North America (New Jersey)
  • Plaintiff's Counsel: Ramey LLP
• Case Identification: 2:26-cv-00206, E.D. Tex., 06/18/2026
• Venue Allegations: Venue is alleged based on Defendant having a regular and established place of business within the Eastern District of Texas and committing acts of infringement in the district.
• Core Dispute: Plaintiff alleges that Defendant's TOUGHBOOK computer systems and HomeHawk security camera systems infringe two expired patents related to the control of entities using defined geographical zones (geofencing).
• Technical Context: The technology concerns systems for monitoring and controlling devices by defining geographical areas and programming the devices to take specific actions based on their location relative to those areas.
• Key Procedural History: The patents-in-suit have expired, and Plaintiff, a non-practicing entity, seeks damages only for direct infringement that occurred pre-expiration. The complaint notes that Plaintiff has entered into prior settlement licenses and argues that these settlements do not trigger patent marking requirements under 35 U.S.C. § 287, as infringement was not admitted.

Case Timeline

Date	Event
2004-11-05	Priority Date for '037 and '929 Patents
2007-10-23	'929 Patent Issued
2011-08-30	'037 Patent Issued
2026-06-18	Complaint Filed

II. Technology and Patent(s)-in-Suit Analysis

U.S. Patent No. 8,009,037 - "Method and System to Control Movable Entities," Issued 08/30/2011

The Invention Explained

• Problem Addressed: The patent identifies the need for more advanced control of movable entities beyond simply relaying GPS information to a central server and plotting the position on a map Compl. ¶11 '037 Patent, col. 1:44-51
• The Patented Solution: The invention describes a system where a "transponder" on a movable entity is loaded with coordinate data defining a geographical zone. A microprocessor within the transponder is programmed to use this data, often represented as a "pixilated image," to determine the entity's status (e.g., inside or outside the zone). Based on this status, the transponder can execute a configurable operation, typically upon receiving a command from a remote control center '037 Patent, abstract '037 Patent, col. 2:15-38 This enables intelligent, location-aware actions to be managed locally on the device.
• Technical Importance: This approach facilitates automated, location-based control (geofencing) that is more responsive and less dependent on constant communication with a central server than prior art systems '037 Patent, col. 26:1-6

Key Claims at a Glance

• The complaint asserts independent claims 1 and 49 Compl. ¶15
• Independent Claim 1 requires:
  • Loading a plurality of coordinates from a computing device to a transponder's memory.
  • Programming a microprocessor in the transponder to define a geographical zone by creating an area on a pixilated image using those coordinates.
  • Sending a command to the transponder to execute a configurable operation upon receiving a command from a control center, with the command associated with the entity's status in relation to the zone.
• Independent Claim 49 requires:
  • Loading a plurality of coordinates from a computing device to a transponder's memory.
  • Programming a microprocessor in the transponder to define a geographical zone by creating an area using those coordinates.
  • Sending a command to the transponder to execute a configurable operation, where the command is associated with the entity's location relative to the zone.
• The complaint reserves the right to assert dependent claims 2, 4, 51, and 52 Compl. ¶15

U.S. Patent No. 7,286,929 - "Method and System to Configure and Utilize Geographical Zones," Issued 10/23/2007

The Invention Explained

• Problem Addressed: The patent background describes a need to improve on vehicle tracking systems that are limited to relaying GPS information to a control center for display on a computer map '929 Patent, col. 1:28-54
• The Patented Solution: The invention discloses a specific method for defining a geographical area. A user identifies an area on a computer map, which is then divided into a grid. The user selects sections of the grid to define the desired zone. These selected sections are then associated with pixels in a "pixilated computer image," which is loaded into the memory of a transponder to be used for regulating an entity '929 Patent, abstract '929 Patent, col. 3:1-25
• Technical Importance: The technology provides a specific, data-efficient method for defining, representing, and transmitting potentially complex geographical zone shapes for on-device monitoring and control '929 Patent, col. 25:14-25

Key Claims at a Glance

• The complaint asserts independent claim 9 Compl. ¶28
• Independent Claim 9 requires:
  • Allowing a user to identify a geometrical area in a computer map using two coordinate attributes.
  • Dividing the identified geometrical area into a grid.
  • Allowing a user to select at least one section from within the grid to define a geographical area.
  • Associating the selected section(s) to a pixel in a pixilated computer image.
  • Loading the pixilated computer image to a memory in a transponder.
• The complaint reserves the right to assert dependent claim 13 Compl. ¶28

III. The Accused Instrumentality

Product Identification

The complaint accuses two distinct product families:

1. The "Accused TOUGHBOOK System," which includes Panasonic CONNECT TOUGHBOOK devices and related Panasonic Smart Device Monitoring systems and services Compl. ¶15
2. The "Accused HomeHawk System," which includes Panasonic HomeHawk products and the Panasonic HomeHawk mobile application Compl. ¶28

Functionality and Market Context

• Accused TOUGHBOOK System: The complaint alleges this system is used for enterprise device management. A "Smart Device Monitor" module is alleged to act as a control center that monitors a TOUGHBOOK device's location and usage. The system allegedly allows for the creation of "geofence perimeters" and sends alerts and commands based on the device's position relative to these geofences Compl. ¶18
• Accused HomeHawk System: This system is described as a consumer security product. It allegedly consists of a HomeHawk security camera paired with a mobile app. The complaint states the app allows a user to define motion detection zones by selecting cells on a grid overlaid on the camera's field of view. This zone configuration is then allegedly transmitted to the camera to control when it detects and reports motion Compl. ¶31 The complaint includes a reference to an image from the HomeHawk detection-area interface showing a camera field of view divided into a grid with selected regions Compl. ¶34

IV. Analysis of Infringement Allegations

'037 Patent Infringement Allegations

Claim Element (from Independent Claim 1)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
loading from a computing device to the transponder's memory a plurality of coordinates;	The Smart Device Monitor module allegedly loads coordinates representing geofence boundaries from a control center to the memory of the monitored TOUGHBOOK device, which is identified as the "transponder."	¶19	col. 26:59-60
programming a microprocessor in the transponder to define a geographical zone by creating an area on a pixilated image using said plurality of coordinates...;	The Smart Device Monitor system allegedly programs the TOUGHBOOK's microprocessor to define a geofence by creating an area on a map display, which the complaint alleges is a "pixel-based image."	¶20	col. 26:61-65
sending a command to the transponder to execute a configurable operation upon receiving a command from a control center, the command being associated with a status of the entity in relation to the geographical zone.	The Smart Device Monitor (the "control center") allegedly sends commands to the monitored TOUGHBOOK when it enters or exits a geofence, causing an alert or other configurable operation to execute.	¶21	col. 26:66-67

Identified Points of Contention

• Scope Question: A central question may be whether a general-purpose computer like a "TOUGHBOOK device" meets the definition of a "transponder" as described in the patent, which details specific hardware for vehicle tracking Compl. ¶11 '037 Patent, col. 7:24-41
• Technical Question: The analysis may focus on whether the Accused TOUGHBOOK System's use of a modern map interface constitutes "creating an area on a pixilated image" as contemplated by the patent, which describes a specific method of mapping coordinates to pixels '037 Patent, col. 14:1-15

'929 Patent Infringement Allegations

Claim Element (from Independent Claim 9)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
allowing a user to identify a geometrical area in a computer map, the geometrical area using two coordinate attributes;	The HomeHawk mobile app allegedly displays the camera's field of view as a "computer-displayed map" of the environment, allowing a user to identify a region within it.	¶32	col. 25:14-16
dividing the identified geometrical area into a grid;	The system allegedly divides the geometrical area by overlaying the camera's view with "discrete selectable cells."	¶33	col. 25:17-20
allowing a user to select at least one section from within the grid in order to define a geographical area;	The user allegedly selects or deselects cells within the grid to define regions where motion detection is enabled or disabled.	¶33	col. 25:17-20
associating the at least one section to a pixel in a pixilated computer image...;	The selected grid sections are allegedly associated with pixels in a pixel-based image, as shown in visuals from the HomeHawk detection-area interface.	¶34	col. 25:21-24
loading the pixilated computer image to a memory in a transponder.	The defined-area configuration (the "pixilated computer image") is allegedly transmitted to and stored in the memory of the HomeHawk camera, which is identified as the "transponder."	¶35	col. 25:24-25

Identified Points of Contention

• Scope Question: The infringement theory rests on construing a stationary security camera as a "transponder" and its live video feed as a "computer map." This raises a significant question, as the patent specification consistently discusses the transponder in the context of tracking movable entities with reference to geographical maps '929 Patent, col. 1:28-43 '929 Patent, Fig. 5B
• Technical Question: It may be disputed whether the "defined-area information" transmitted to the HomeHawk camera is in the form of a "pixilated computer image" as required by the claim, or if it is a different type of data structure representing the selected grid cells.

V. Key Claim Terms for Construction

Term: "transponder" (from '037 and '929 Patents)

• Context and Importance: This term is critical because the patents describe its use for tracking movable entities like vehicles, while the accused products are a general-purpose computer and a stationary security camera. The viability of the infringement claims depends on whether these devices fall within the term's scope.
• Intrinsic Evidence for Interpretation:
  • Evidence for a Broader Interpretation: The patents describe a transponder as containing a processor, memory, and communications hardware, components which are present in the accused devices '037 Patent, Fig. 2 The claims themselves do not explicitly limit the transponder to a movable context.
  • Evidence for a Narrower Interpretation: The patent specifications consistently frame the invention in the context of tracking "movable entities" such as vehicles, cargo, and persons '929 Patent, col. 1:9-12 '929 Patent, col. 2:50-51 The term's ordinary meaning at the time of invention may also imply a device specifically for tracking and responding, rather than a general-purpose computer or camera.

Term: "computer map" (from '929 Patent)

• Context and Importance: The complaint alleges that a live video feed from a security camera, when displayed in an app, constitutes a "computer map." This term's construction is central to whether the Accused HomeHawk System infringes claim 9.
• Intrinsic Evidence for Interpretation:
  • Evidence for a Broader Interpretation: The term is not explicitly defined, which could support an argument that it covers any computer-generated visual representation of a physical space.
  • Evidence for a Narrower Interpretation: The specification's figures and descriptions consistently show what appear to be traditional cartographic maps with streets, cities, and other geographical features, suggesting a narrower, geographic-specific meaning '929 Patent, Fig. 7B '929 Patent, Fig. 9A

VI. Other Allegations

• Indirect Infringement: The complaint explicitly states that it "does not assert indirect infringement" for either of the patents-in-suit Compl. ¶15 Compl. ¶28
• Willful Infringement: The complaint does not allege facts to support a claim of willful infringement. While the prayer for relief seeks a finding of an "exceptional case" under 35 U.S.C. § 285, the pleading does not assert willfulness as a basis for that relief Compl. p. 15, ¶c

VII. Analyst's Conclusion: Key Questions for the Case

• A core issue will be one of definitional scope: can the term "transponder," rooted in the patents' context of tracking movable entities, be construed to cover a general-purpose TOUGHBOOK computer and, more significantly, a stationary HomeHawk security camera? The outcome of this question, particularly for the '929 patent, could be dispositive.
• A second key issue will be technical and factual equivalence: does the accused systems' use of modern graphical user interfaces (a dashboard map for the TOUGHBOOK, a gridded video feed for the HomeHawk) implement the specific, and arguably dated, method of creating and loading a "pixilated computer image" as required by the claims, or is there a fundamental mismatch in technical operation?
• Finally, as the patents have expired and the plaintiff is a non-practicing entity, the case will center on the calculation of past damages. This will likely involve significant disputes over the appropriate reasonable royalty, influenced by the complaint's pre-emptive arguments concerning patent marking obligations and the relevance of prior settlement agreements.