Inventor · disambiguated record
Qing'En Li
Also filed as: LI QING'EN
1 granted patent·1 pending application·0 citations·filing 2018–2018
4Inventor score
Files withFOSHAN SHUNDE APOLLO AIR CLEANER CO LTD2
Top patents by PatentIndex Score
2 records- 0128US10293286B2Water purification device based on filter cartridge anti-counterfeiting identificationFOSHAN SHUNDE APOLLO AIR CLEANER CO LTD·Filed 2018·Granted May 21, 2019·0 cites·16 claims
- 0220US2018161716A1Air purifier based on filter anti-counterfeiting identificationFOSHAN SHUNDE APOLLO AIR CLEANER CO LTD·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →