IP Verse

Ishii competitive analysis

Discover the latest PTAB cases involving Ishii, highlighting their recent legal challenges and patent disputes.

Last updated on: Jul 24, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Ishii
IPR2017-01625	Jun 16, 2017	HUTCHINSON TECHNOLOGY INCORPORATED	ISHII	Institution Denied

IP litigation analysis comparing Ishii with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Jul 23, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
ISHII	-	-	-	1
HUTCHINSON TECHNOLOGY INCORPORATED	-	-	5	11