Inventor · disambiguated record
Shengqing Long
Also filed as: LONG SHENGQING
4 granted patents·29 citations·filing 2017–2017
75Inventor score
Files withSHENZHEN DEFTUN TECH CO LTD4
Top patents by PatentIndex Score
4 records- 0158USD814467SPortable card readerSHENZHEN DEFTUN TECH CO LTD·Filed 2017·Granted Apr 3, 2018·9 cites·1 claims
- 0253USD815093SDesktop card readerSHENZHEN DEFTUN TECH CO LTD·Filed 2017·Granted Apr 10, 2018·7 cites·1 claims
- 0352USD814468SPortable mini card readerSHENZHEN DEFTUN TECH CO LTD·Filed 2017·Granted Apr 3, 2018·7 cites·1 claims
- 0449USD857016SPortable card readerSHENZHEN DEFTUN TECH CO LTD·Filed 2017·Granted Aug 20, 2019·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →