Inventor · disambiguated record
Ta-Chang Chen
Also filed as: CHEN TA · CHEN TA-CHANG
2 granted patents·4 pending applications·12 citations·filing 2003–2011
57Inventor score
Top patents by PatentIndex Score
6 records- 0157US7492354B2Input device for a portable terminalMOCHIS INVEST LLC·Filed 2003·Granted Feb 17, 2009·7 cites·16 claims
- 0255US2010103348A1DisplayCOMPAL ELECTRONICS INC·Filed 2009·Application pending·0 cites
- 0347US2009146959A1Input Device for a Portable TerminalBARTHOLOMEW WILLIAM·Filed 2009·Application pending·0 cites
- 0437USD646687STouch keyCOMPAL ELECTRONICS INC·Filed 2010·Granted Oct 11, 2011·5 cites·1 claims
- 0537US2012146912A1Method for adjusting a display appearance of a keyboard layout displayed on a touch display unitCHEN TA-CHANG·Filed 2011·Application pending·0 cites
- 0635US2012169604A1Method for preventing mis-touch of a touch keyboard and touch control electrical apparatusCHEN TA-CHANG·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Ta-Chang Chen files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →