Assignee
TSAI CHING-CHENG
TW·4 granted patents·6 pending applications·84 citations·filing 2010–2021
Top patents by PatentIndex Score
10 records- 0196US8592702B2Illuminant keyboard deviceTSAI CHING-CHENG·Filed 2011·Granted Nov 26, 2013·61 cites·14 claims
- 0293US8222545B2KeyboardTSAI CHING-CHENG·Filed 2010·Granted Jul 17, 2012·14 cites·11 claims
- 0390US11657941B2Resonant energy stabilizerTSAI CHING CHENG·Filed 2021·Granted May 23, 2023·1 cites·6 claims
- 0486US8810438B2Membrane circuit board and keyboard having the sameTSAI CHING-CHENG·Filed 2011·Granted Aug 19, 2014·8 cites·14 claims
- 0543US2011188966A1Fastening screw boltTSAI CHING-CHENG·Filed 2010·Application pending·0 cites
- 0640US2013146435A1Key structure of a keyboardTSAI CHING-CHENG·Filed 2011·Application pending·0 cites
- 0740US2012222946A1Key Module, Keyboard and Electric DeviceTSAI CHING-CHENG·Filed 2011·Application pending·0 cites
- 0839US2012048704A1Keycap, keyboard with the same, jig for painting the sameTSAI CHING-CHENG·Filed 2010·Application pending·0 cites
- 0938US2011279377A1Illumination keyboardTSAI CHING-CHENG·Filed 2010·Application pending·0 cites
- 1038US2011297525A1Dustproof press key structureTSAI CHING-CHENG·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →