US Patent Litigations are now available. Check here

Explore patent oppositions filed by Sma Solar Technology against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Last updated on: Jun 26, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3379678Balancer CircuitSOLAREDGEAug 2, 2023
EP3709465Intelligent Current Control ApparatusDELTA ELECTRONICSJul 19, 2023
EP3089302Method And Arrangement For Grounding Photovoltaic System And Photovoltaic SystemABB SCHWEIZJan 7, 2022
EP2963762Floating Voltage Suppression Method, Device, Inverter Control System And Inverter ThereofSUNGROW POWER SUPPLYDec 10, 2021
EP2959570Five-Level Pv Inverter Based On A Multi-State Switching CellHUAWEINov 3, 2021
EP3251191Energy Panel Arrangement ShutdownABB SCHWEIZJun 16, 2021
EP2328262Apparatus And Method For Dc/Ac Systems To Ride Through Grid TransientsGENERAL ELECTRICMar 10, 2021
EP3396840Active Neutral Point Clamped Inverter, Zero-Crossing Switching Method And Zero-Crossing Switching Apparatus ThereofSUNGROW POWER SUPPLYDec 4, 2020
EP2557650Current Bypass For Distributed Power Harvesting Systems Using Dc Power SourcesSOLAREDGEMar 5, 2020
EP2745371Solar Synchronized Loads For Photovoltaic SystemsROBERT BOSCHDec 27, 2019

Explore Sma Solar Technology's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Jun 26, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3017523Mar 22, 2017Method For Operating A Battery Converter And Bidirectional Battery Converter1