Inventor · disambiguated record
Difeng Cen
Also filed as: CEN DIFENG
6 granted patents·31 citations·filing 2008–2019
75Inventor score
Top patents by PatentIndex Score
6 records- 0189US9677705B2Wall hanging fixing device and wall hanging bathroom articlesCEN DIFENG·Filed 2011·Granted Jun 13, 2017·25 cites·14 claims
- 0261US8468619B2Open/close device of a washing tank drain systemCEN DIFENG·Filed 2008·Granted Jun 25, 2013·2 cites·10 claims
- 0356US8769735B2Drainage device for kitchen and bath facilitiesCEN DIFENG·Filed 2009·Granted Jul 8, 2014·0 cites·5 claims
- 0455US8418720B2Water diverting deviceCEN DIFENG·Filed 2008·Granted Apr 16, 2013·2 cites·6 claims
- 0550US8403297B2Switch for kitchen and bath appliancesCEN DIFENG·Filed 2008·Granted Mar 26, 2013·2 cites·5 claims
- 0639US11441301B2Press-type overflow drainage device for water containerNINGBO BOSHENG VALVE & FITTING CO LTD CO LTD·Filed 2019·Granted Sep 13, 2022·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →