Inventor · disambiguated record
Changhai Yu
Also filed as: YU CHANGHAI
3 granted patents·1 pending application·0 citations·filing 2014–2021
38Inventor score
Top patents by PatentIndex Score
4 records- 0151US12108905B2Open extract beverage dispenser and method for using the sameSANDORA HOUSEHOLD ELECTRIC APPLIANCES SHENZHEN LTD·Filed 2021·Granted Oct 8, 2024·0 cites·7 claims
- 0250US11980318B2Mocha pot combined device and method for using the sameSANDORA HOUSEHOLD ELECTRIC APPLIANCES SHENZHEN LTD·Filed 2020·Granted May 14, 2024·0 cites·8 claims
- 0347US11980317B2Beverage dispenser with an identification device and an operating method thereofSANDORA HOUSEHOLD ELECTRIC APPLIANCES SHENZHEN LTD·Filed 2020·Granted May 14, 2024·0 cites·6 claims
- 0426US2017179992A1Fixing Device for Handheld Electronic Equipment Capable of Being Quickly Disassembled and Assembled with Decorative FunctionYU CHANGHAI·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →