Inventor · disambiguated record
Chia Ching Chang Chien
Also filed as: CHANG CHIEN CHIA-CHING
3 granted patents·1 pending application·13 citations·filing 2013–2017
64Inventor score
Files withTRUELIGHT CORP4
Top patents by PatentIndex Score
4 records- 0182US9245164B2Biometric authentication device and methodTRUELIGHT CORP·Filed 2013·Granted Jan 26, 2016·7 cites·18 claims
- 0281US9830498B2Biometric authentication device and methodTRUELIGHT CORP·Filed 2015·Granted Nov 28, 2017·4 cites·11 claims
- 0368US9854141B2Thin optical imaging module of a biometric apparatusTRUELIGHT CORP·Filed 2015·Granted Dec 26, 2017·2 cites·8 claims
- 0431US2018031790A1Optical couping module and optical communication apparatus using the sameTRUELIGHT CORP·Filed 2017·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →