Inventor · disambiguated record
Yonghua Ma
Also filed as: MA YONGHUA
3 granted patents·4 citations·filing 2018–2023
54Inventor score
Top patents by PatentIndex Score
3 records- 0182US12098773B2Core seat for a valve core and a valve core moduleNINGBO WANHAI CARTRIDGE TECH CO LTD·Filed 2022·Granted Sep 24, 2024·3 cites·3 claims
- 0274US12473985B2Valve core and a pull-out faucet thereofNINGBO WANHAI CARTRIDGE TECH CO LTD·Filed 2023·Granted Nov 18, 2025·1 cites·14 claims
- 0344US11401356B2Olefin polymerization catalyst comprising cyclotriveratrylene and derivatives thereofCHINA PETROLEUM & CHEM CORP·Filed 2018·Granted Aug 2, 2022·0 cites·33 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →