Inventor · disambiguated record
Changhai Zhang
Also filed as: ZHANG CHANGHAI
2 granted patents·0 citations·filing 2021–2022
22Inventor score
Top patents by PatentIndex Score
2 records- 0157US11805614B2Contact protection cover held in a locked position by a circuit breakerBOSCH GMBH ROBERT·Filed 2021·Granted Oct 31, 2023·0 cites·14 claims
- 0241US12426768B2Spray arm, and water pumping mechanism and cleaning machine thereofNINGBO FOTILE KITCHEN WARE CO·Filed 2022·Granted Sep 30, 2025·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →