David A. Nelson

Quinn Emanuel Urquhart & Sullivan LLP

General

Experience27 yrs

Elite Ratings

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Practice Areas

Reexam/Aband. (1 case)

Mech Eng, Manuf (15 cases)

Transport., E-Comm. (32 cases)

Design (6 cases)

Semicond., Optic (38 cases)

Law Firms

Quinn Emanuel Urquhart & Sullivan LLP (Current)

Latham & Watkins LLP

davenelson@quinnemanuel.com

quinnemanuel.com

Ratings

Experience

Grade

Trend

DCT

L5

E

PTAB

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CAFC

L4

D

Cases

Case #	Court	Caption	Filed	Represent
3:26-CV-01460	N.D. CA	Headwater Research LLC v. Google LLC	02/26/26	Challenger :Google LLC	.
5:26-CV-01545	N.D. CA	Headwater Research LLC v. Google LLC	02/23/26	Challenger :Google LLC	.
2:25-CV-01096	E.D. TX	SK nexilis Co Ltd v. Solus Advanced Materials Co Ltd	11/04/25	Patent Owner :SK nexilis Co Ltd	.
5:25-CV-07453	N.D. CA	Google LLC v. Headwater Research LLC	09/03/25	Challenger :Google LLC	.
7:25-CV-00367	W.D. TX	Headwater Research LLC v. Google LLC	08/27/25	Challenger :Google LLC	.
7:25-CV-00231	W.D. TX	Headwater Research LLC v. Google LLC	05/16/25	Challenger(W) :Google LLC	.
2:25-CV-03179	D. NJ	Halozyme Inc v. Merck Sharp & Dohme Corp	04/24/25	Patent Owner :Halozyme Inc	.
4:25-CV-02360	N.D. CA	Netskope Inc v. Fortinet Inc	03/07/25	Challenger :Fortinet Inc	.
1:24-CV-04928	N.D. IL	Milwaukee Electric Tool Corp v. Klein Tools Inc	06/13/24	Challenger :Klein Tools Inc	.
8:24-CV-00415	C.D. CA	Kolon Industries Inc v. HS Hyosung Advanced Materials Corp	02/28/24	Challenger :HS Hyosung Advanced Materials Corp	.

Ratings Trends

Practice Areas