Inventor · disambiguated record
Yishan Zhao
Also filed as: ZHAO YISHAN
3 granted patents·3 pending applications·8 citations·filing 2006–2022
55Inventor score
Top patents by PatentIndex Score
6 records- 0178US8028332B2Verification method of a target device connected to a master deviceNAGRAVISION SA·Filed 2006·Granted Sep 27, 2011·8 cites·19 claims
- 0244US2024064513A1Method and device for providing an authorization to access an interactive goodNAGRAVISION SARL·Filed 2021·Application pending·0 cites
- 0341US2024321026A1Method and device for providing an authorization to access a vehicleNAGRAVISION SARL·Filed 2022·Application pending·0 cites
- 0438US10237305B2Methods and systems for enabling legal-intercept mode for a targeted secure elementNAGRAVISION SA·Filed 2016·Granted Mar 19, 2019·0 cites·20 claims
- 0534US2018302690A1A system for inserting a mark into a video contentNAGRAVISION SA·Filed 2016·Application pending·0 cites
- 0631US8341706B2Method of processing authorization messages destined for a plurality of mobile receivers and method of transmitting such messagesZHAO YISHAN·Filed 2006·Granted Dec 25, 2012·0 cites·23 claims
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