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IP Verse

Hepp Wenger Ryffel competitive analysis

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Explore patent oppositions filed by Hepp Wenger Ryffel against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 13, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by the company
EP4072332	Moist Oral Compositions	NICOVENTURES	Sep 11, 2025
EP3659594	A Sterile Solution With An Application Injector Comprising A Medical Agent And Method For Producing Same	STEGEMANN	Aug 18, 2021
EP2220689	Method For Manufacturing A Solar Cell With A Surface-Passivating Dielectric Double Layer, And Corresponding Solar Cell	HANWHA Q CELLS	May 27, 2015

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

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

Last updated on: Nov 13, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
HEPP WENGER RYFFEL	3	-	-	-
HANWHA Q CELLS	-	10	-	-
HANWHA Q CELLS & ADVANCED MATERIALS	-	10	-	3
HANWHA SOLUTIONS	1	10	5	-