Inventor · disambiguated record
Cheng-Yu Li
Also filed as: LI CHENG · LI CHENG-YU
4 granted patents·2 pending applications·13 citations·filing 2001–2025
70Inventor score
Files withYANTAI JEREH OILFIELD SERVICES GROUP CO LTD2CHENG SHIN RUBBER IND CO LTD1EPISTAR CORP1LI CHENG YU1
Top patents by PatentIndex Score
6 records- 0164USD1070730STireCHENG SHIN RUBBER IND CO LTD·Filed 2023·Granted Apr 15, 2025·3 cites·1 claims
- 0262USD972382SDual head socket wrenchLI CHENG YU·Filed 2020·Granted Dec 13, 2022·6 cites·1 claims
- 0356US2025369567A1Oil distributor and reducerYANTAI JEREH OILFIELD SERVICES GROUP CO LTD·Filed 2025·Application pending·0 cites
- 0449US2025035107A1Crosshead Box and Plunger PumpYANTAI JEREH OILFIELD SERVICES GROUP CO LTD·Filed 2023·Application pending·0 cites
- 0537US6408912B1Bicycle wheel assemblyFiled 2001·Granted Jun 25, 2002·2 cites·3 claims
- 0636USD853340SLight-emitting diode arrayEPISTAR CORP·Filed 2017·Granted Jul 9, 2019·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →