Inventor · disambiguated record
Tongxin Qi
Also filed as: QI TONGXIN
2 granted patents·2 pending applications·3 citations·filing 2007–2008
38Inventor score
Top patents by PatentIndex Score
4 records- 0157US8255706B2Dual usage smart card of CPU and logical encryption and its data synchronization methodCHEN DACAI·Filed 2007·Granted Aug 28, 2012·3 cites·8 claims
- 0236US8496174B2Smart card operating system and methodCHEN DACAI·Filed 2007·Granted Jul 30, 2013·0 cites·16 claims
- 0335US2010191870A1Equipment and method to implement adaptive functions of communication protocolsBEIJING WATCH DATA SYS CO LTD·Filed 2008·Application pending·0 cites
- 0432US2008000989A1Smart card operating system and operating processBEIJING WATCHDATA SYSTEM CO LT·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →