Explore patent oppositions filed by Tomtom 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: Jul 24, 2025
Patent NumberTitleApplicantOpposition Date

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Words Recognition ApparatusPIONEERFeb 28, 2022
Method And Apparatus For Providing Context RecoveryNOKIAAug 27, 2020
A Words Recognition ApparatusPIONEERJul 30, 2020
Display Device, Control Method, Program, And Storage MediumPIONEERJul 16, 2020
Signalling Of Channel InformationCELLULAR COMMUNICATIONS EQUIPMENTJun 25, 2020
Active Set Update (Asu) With High Speed Downlink Shared Channel (Hs-Dsch) InformationCONVERSANT WIRELESS LICENSING S RLJun 2, 2020
Slow Mac-E For Autonomous Transmission In High Speed Uplink Packet Access (Hsupa) Along With Service Specific Transmission Time ControlCONVERSANT WIRELESS LICENSING S RLMay 18, 2020
Display Device And Display MethodPIONEERDec 20, 2019
Fixed Hs-Dsch Or E-Dch Allocation For Voip (Hs-Dsch Without Hs-Scch/E-DchCONVERSANT WIRELESS LICENSING S RLDec 20, 2019
Apparatus And Method For Providing A ConnectionCONVERSANT WIRELESS LICENSING S RLDec 11, 2019