Inventor · disambiguated record
Yunchang Song
Also filed as: SONG YUNCHANG
2 granted patents·0 citations·filing 2005–2023
22Inventor score
Top patents by PatentIndex Score
2 records- 0147US12234564B2Preparation method and application of three-dimensional structured electric cathode based on cuprous oxideNORTH CHINA ELECTRIC POWER UNIV BAODING·Filed 2023·Granted Feb 25, 2025·0 cites·4 claims
- 0227US7244372B2Method for increasing stability of cooling fluid for engineGREAT WALL LUBRICATING OIL APP·Filed 2005·Granted Jul 17, 2007·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →