Inventor · disambiguated record
Keng-Chuan Chang
Also filed as: CHANG KENG-CHUAN
11 granted patents·1 pending application·14 citations·filing 2002–2023
85Inventor score
Files withEPISTAR CORP7TAIWAN SEMICONDUCTOR MFG CO LTD3CANYON SEMICONDUCTOR INC1UNIV NAT CHENG KUNG1
Top patents by PatentIndex Score
12 records- 0192US11852302B2Lighting apparatusEPISTAR CORP·Filed 2022·Granted Dec 26, 2023·2 cites·11 claims
- 0291US11268659B2Lighting apparatusEPISTAR CORP·Filed 2020·Granted Mar 8, 2022·3 cites·11 claims
- 0385US10670192B2Lighting apparatusEPISTAR CORP·Filed 2018·Granted Jun 2, 2020·3 cites·19 claims
- 0483US9927070B2Lighting apparatusEPISTAR CORP·Filed 2015·Granted Mar 27, 2018·3 cites·17 claims
- 0577US12163630B2Lighting apparatusEPISTAR CORP·Filed 2023·Granted Dec 10, 2024·0 cites·20 claims
- 0667US11270888B2Semiconductor device having source/drain with a protrusionTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2020·Granted Mar 8, 2022·0 cites·20 claims
- 0760US10658186B2Method of forming semiconductor device using titanium-containing layer and device formedTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2018·Granted May 19, 2020·0 cites·20 claims
- 0858US10163643B2Method of forming semiconductor device using titanium-containing layer and device formedTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2017·Granted Dec 25, 2018·0 cites·20 claims
- 0954US7081491B2Method for fabricating polybenzoxazole/clay nanocomposite materialsUNIV NAT CHENG KUNG·Filed 2002·Granted Jul 25, 2006·1 cites·25 claims
- 1050US12095290B2Charging device and charging system based on master-slave relationshipCANYON SEMICONDUCTOR INC·Filed 2021·Granted Sep 17, 2024·0 cites·20 claims
- 1150US2015369457A1Light-Emitting DeviceEPISTAR CORP·Filed 2014·Application pending·0 cites
- 1236USD750283SLight-emitting diode lampEPISTAR CORP·Filed 2014·Granted Feb 23, 2016·2 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Keng-Chuan Chang 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 →