IP Verse

Hepp Wenger Ryffel competitive analysis

Explore the latest publications and patents granted to Hepp Wenger Ryffel, showcasing their recent innovations and technological advancements.

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

Last updated on: Oct 2, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by the company
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: Oct 2, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced	Strategy Type
HEPP WENGER RYFFEL	2	-	-	-	Highly Aggressive
HANWHA Q CELLS	-	10	-	-	Non-Active
HANWHA Q CELLS & ADVANCED MATERIALS	-	10	-	3	Non-Active
HANWHA SOLUTIONS	1	10	5	-	Balanced