Inventor · disambiguated record
Weihua Ruan
Also filed as: RUAN WEIHUA
4 granted patents·7 citations·filing 2002–2012
62Inventor score
Top patents by PatentIndex Score
4 records- 0157US9596786B2Closed circulating water cooling apparatus and methodDING YIGONG·Filed 2012·Granted Mar 14, 2017·2 cites·10 claims
- 0238US9756762B2Circulative cooling system and method for controlling circulation in the cooling systemDING YIGONG·Filed 2012·Granted Sep 5, 2017·0 cites·26 claims
- 0336US6695333B2Chainless transmission mechanism for bicyclesGUANGZHOU MOTORS GROUP COMPANY·Filed 2002·Granted Feb 24, 2004·5 cites·5 claims
- 0434US9863653B2Closed circulating water cooling apparatus and methodDING YIGONG·Filed 2012·Granted Jan 9, 2018·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →