Inventor · disambiguated record
Chih-Shan Yu
Also filed as: YU CHIH S · YU CHIH-SHAN
2 granted patents·1 pending application·0 citations·filing 2004–2022
22Inventor score
Top patents by PatentIndex Score
3 records- 0149US12200839B2LED filament and light bulb using LED filamentJIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO LTD·Filed 2022·Granted Jan 14, 2025·0 cites·19 claims
- 0244US7701124B2White light-emitting device having a cap layer formed from a mixture of silicon and a phosphor blendHARVATEK CORP·Filed 2007·Granted Apr 20, 2010·0 cites·11 claims
- 0336US2005236958A1White light-emitting deviceHARVATEK CORP·Filed 2004·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →