Inventor · disambiguated record
Tengfei Ji
Also filed as: JI TENGFEI
1 granted patent·2 pending applications·0 citations·filing 2020–2024
2Inventor score
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3 records- 0145US12152514B2Variable valve actuation device for engineSUZHOU SANLIN VALTENG AUTOMOBILE TECH CO LTD·Filed 2024·Granted Nov 26, 2024·0 cites·7 claims
- 0219US2022235678A1Variable valve actuation mechanism for engine and engineWUXI VALTENG POWER TECH CO LTD·Filed 2022·Application pending·0 cites
- 038US2022205371A1Camshaft and valve actuation mechanism of engineJI TENGFEI·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →