Inventor · disambiguated record
Fengren Fang
Also filed as: FANG FENGREN
3 granted patents·5 citations·filing 2017–2017
53Inventor score
Files withCHINA TOBACCO YUNNAN IND CO LTD3
Top patents by PatentIndex Score
3 records- 0179US10463073B1Sliding cover-opening deviceCHINA TOBACCO YUNNAN IND CO LTD·Filed 2017·Granted Nov 5, 2019·5 cites·5 claims
- 0240US11160315B2Compression charging deviceCHINA TOBACCO YUNNAN IND CO LTD·Filed 2017·Granted Nov 2, 2021·0 cites·5 claims
- 0338US11311052B2Device with separate gas inlet for cigarette setCHINA TOBACCO YUNNAN IND CO LTD·Filed 2017·Granted Apr 26, 2022·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →