Kevin P. B. Johnson

Quinn Emanuel Urquhart & Sullivan, LLP

General

Experience27 yrs

Elite Ratings

DCT

Practice Areas

Biotech (29 cases)

Chemical (41 cases)

Comp. Arch. and Software (121 cases)

Software, Security (114 cases)

Communications (149 cases)

Law Firms

Quinn Emanuel Urquhart & Sullivan, LLP (Current)

Ropes & Gray LLP

kevinjohnson@quinnemanuel.com

quinnemanuel.com

Ratings

Experience

Grade

Trend

DCT

L5

A

PTAB

L5

A

CAFC

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Cases

Case #	Court	Caption	Filed	Represent
7:26-CV-00348	W.D. TX	Trinamix Sensing LLC v. Apple Inc	09/03/26	Patent Owner :Trinamix GmbH	.
2:26-CV-00292	E.D. TX	Heartflow Inc v. Cleerly Inc	04/13/26	Challenger :Cleerly	.
2:25-CV-09331	C.D. CA	JUUL Labs Inc v. Glas Inc	09/30/25	Patent Owner :JUUL Labs Inc	.
1:25-CV-01175	D. DE	Element Biosciences Inc v. Illumina Inc	09/22/25	Patent Owner :Element Biosciences Inc	.
2:25-CV-00913	E.D. TX	Qomplx LLC v. Palo Alto Networks Inc	08/28/25	Challenger :Palo Alto Networks Inc	.
3:25-CV-06622	N.D. CA	Tempus Ai Inc v. Guardant Health Inc	08/06/25	Patent Owner(L) :Tempus AI Inc	.
1:25-CV-00832	D. DE	Ceribell Inc v. Natus Medical Inc	07/07/25	Patent Owner :Ceribell Inc	.
1:25-CV-04214	S.D. NY	Bprotocol Foundation v. Universal Navigation Inc	05/20/25	Patent Owner(L) :Bprotocol Foundation	.
1:25-CV-00602	D. DE	Illumina Inc v. Element Biosciences Inc	05/15/25	Challenger :Element Biosciences Inc	.
1:25-CV-00421	D. DE	Appomni Inc v. Recolabs Inc	04/04/25	Patent Owner :Appomni Inc	.

Ratings Trends

Practice Areas