Inventor · disambiguated record
Qingfei Peng
Also filed as: PENG QINGFEI
9 granted patents·1 pending application·21 citations·filing 2009–2023
83Inventor score
Top patents by PatentIndex Score
10 records- 0187US8886087B2Photosensitive drum driving head and driving mechanism of image forming apparatusZHUHAI SEINE TECHNOLOGY CO LTD·Filed 2013·Granted Nov 11, 2014·7 cites·12 claims
- 0281US9052639B2Developer cartridge with counting mechanismZHUHAI SEINE TECHNOLOGY CO LTD·Filed 2014·Granted Jun 9, 2015·2 cites·10 claims
- 0381US8737882B2Driving force transmission mechanism and process cartridge containing the samePENG QINGFEI·Filed 2011·Granted May 27, 2014·6 cites·2 claims
- 0471US8620196B2Toner cartridge with a lock mechanismWU LIANJUN·Filed 2010·Granted Dec 31, 2013·2 cites·3 claims
- 0569US8655232B2Processing cartridge of an electrophotographic image forming systemWU LIANJUN·Filed 2010·Granted Feb 18, 2014·2 cites·5 claims
- 0663US8626024B2Method for controlling the distance between the photosensitive member and the developing member in a toner cartridge, and the device thereofWU LIANJUN·Filed 2009·Granted Jan 7, 2014·2 cites·12 claims
- 0760USRE46596EDeveloper cartridge with counting mechanismNINESTAR CORP·Filed 2016·Granted Oct 31, 2017·0 cites·17 claims
- 0849US8655223B2Developer cartridge with counting mechanismPENG QINGFEI·Filed 2010·Granted Feb 18, 2014·0 cites·20 claims
- 0947US2023350341A1Process cartridgeNINESTAR CORP·Filed 2023·Application pending·0 cites
- 1036US8670689B2Processing cartridgeXIE KUI·Filed 2010·Granted Mar 11, 2014·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →