IP Verse

Seoul Semiconductor competitive analysis

Latest oppositions filed by Seoul Semiconductor

Explore patent oppositions filed by Seoul Semiconductor against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Sep 3, 2026
Patent NumberTitleApplicantOpposition Date
EP2023038
Led Diffusion Lens For Lcd Backlighting.ENPLASNov 6, 2015

Latest PTAB cases involving Seoul Semiconductor

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

Last updated on: Sep 4, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Seoul Semiconductor

IPR2021-01516Sep 10, 2021SEOUL SEMICONDUCTORLED WAFER SOLUTIONSInstitution Denied
IPR2021-01504Sep 8, 2021SEOUL SEMICONDUCTORLED WAFER SOLUTIONSInstitution Denied
IPR2021-01479Sep 7, 2021SEOUL SEMICONDUCTORLED WAFER SOLUTIONSInstitution Denied
IPR2021-00230Nov 25, 2020SATCO PRODUCTSSEOUL SEMICONDUCTORTerminated-Settled
IPR2020-00938May 18, 2020SEOUL SEMICONDUCTORDOCUMENT SECURITY SYSTEMSFinal Written Decision
IPR2020-00836Apr 17, 2020SATCO PRODUCTSSEOUL SEMICONDUCTORFinal Written Decision
IPR2020-00410Jan 15, 2020SATCO PRODUCTSSEOUL SEMICONDUCTORFinal Written Decision
IPR2020-00247Dec 31, 2019SATCO PRODUCTSSEOUL SEMICONDUCTORInstitution Denied
IPR2020-00146Dec 16, 2019SATCO PRODUCTSSEOUL SEMICONDUCTORFinal Written Decision
IPR2020-00151Nov 15, 2019SATCO PRODUCTSSEOUL SEMICONDUCTORInstitution Denied

Peer Comparison New

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

Last updated on: Sep 3, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
SEOUL SEMICONDUCTOR1 - 1210
DOCUMENT SECURITY SYSTEMS - - - 23
ENPLAS - 1 - 3
SATCO PRODUCTS - - 21 -