Inventor · disambiguated record
Donghui Chen
Also filed as: CHEN DONGHUI
4 granted patents·86 citations·filing 1998–2021
68Inventor score
Files withGUANGDONG OPR HYDROGEN ENERGY TECH CO LTD1HONEYWELL INC1JV SCIENT INC1TOPLENS HANGZHOU INC1
Top patents by PatentIndex Score
4 records- 0171US6483846B1Middleware-based real-time communication systemHONEYWELL INC·Filed 1998·Granted Nov 19, 2002·85 cites·19 claims
- 0250US11317850B2Medical device, algorithm updating method, medical system and external monitoring deviceJV SCIENT INC·Filed 2018·Granted May 3, 2022·1 cites·15 claims
- 0341US11460121B1Safety relief valve for high-pressure hydrogen cylinderGUANGDONG OPR HYDROGEN ENERGY TECH CO LTD·Filed 2021·Granted Oct 4, 2022·0 cites·10 claims
- 0434US11141993B2Revolving drum type digital lens printing deviceTOPLENS HANGZHOU INC·Filed 2018·Granted Oct 12, 2021·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →