Inventor · disambiguated record
Yingjian Liu
Also filed as: LIU YINGJIAN
5 granted patents·3 pending applications·16 citations·filing 2003–2021
70Inventor score
Top patents by PatentIndex Score
8 records- 0174US7696444B2Device for varying capacitanceHANWANG TECHNOLOGY CO LTD·Filed 2007·Granted Apr 13, 2010·10 cites·20 claims
- 0254US7623120B2Wireless and passive tablet for inputting to computerHANWANG TECHNOLOGY CO LTD·Filed 2003·Granted Nov 24, 2009·6 cites·7 claims
- 0342US11577850B2Aircraft, control method, apparatus and computer readable storage medium for aircraftHANWANG TECH CO LTD·Filed 2020·Granted Feb 14, 2023·0 cites·15 claims
- 0439US9116591B2Method and apparatus for scroll information input in electromagnetic induction wayLIU YINGJIAN·Filed 2009·Granted Aug 25, 2015·0 cites·14 claims
- 0538US8797300B2Method for measuring distance between coordinate indicator and coordinate input deviceLIU YINGJIAN·Filed 2009·Granted Aug 5, 2014·0 cites·7 claims
- 0636US2023350430A1Aircraft, Aircraft Control Method, and Computer Readable Storage MediumHANWANG TECH CO LTD·Filed 2021·Application pending·0 cites
- 0734US2011199293A1Multi-orientation handwriting trace input device and method for rotating its coordinate planeHANWANG TECHNOLOGY CO LTD·Filed 2011·Application pending·0 cites
- 0829US2008266260A1Apparatus Having Handwriting and Mouse Input FunctionsHANWANG TECHNOLOGY CO LTD·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →