Inventor · disambiguated record
Yasufumi Yoshino
Also filed as: YOSHINO YASUFUMI
29 granted patents·954 citations·filing 2002–2014
98Inventor score
Technology areasG03G
Top patents by PatentIndex Score
29 records- 0198US8805237B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2013·Granted Aug 12, 2014·21 cites·5 claims
- 0298US8385775B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2011·Granted Feb 26, 2013·23 cites·12 claims
- 0398US8155557B2Process cartridge and electrophotographic image forming apparatusKANNO KAZUHIKO·Filed 2010·Granted Apr 10, 2012·27 cites·13 claims
- 0498US8090292B2Process cartridge and electrophotographic image forming apparatusKANNO KAZUHIKO·Filed 2011·Granted Jan 3, 2012·26 cites·6 claims
- 0598US8059988B2Process cartridge and electrophotographic image forming apparatusKANNO KAZUHIKO·Filed 2008·Granted Nov 15, 2011·43 cites·16 claims
- 0698US7929881B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2007·Granted Apr 19, 2011·40 cites·12 claims
- 0798US7756441B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2007·Granted Jul 13, 2010·38 cites·14 claims
- 0898US7155137B2Process cartridge, developing cartridge and developing rollerCANON KK·Filed 2005·Granted Dec 26, 2006·46 cites·6 claims
- 0998US6782219B2Cartridge and electrophotographic image forming apparatusCANON KK·Filed 2002·Granted Aug 24, 2004·101 cites·21 claims
- 1097US8494410B2Process cartridge and electrophotographic image forming apparatusKANNO KAZUHIKO·Filed 2012·Granted Jul 23, 2013·21 cites·8 claims
- 1197US8437661B2Process cartridge and electrophotographic image forming apparatusKANNO KAZUHIKO·Filed 2012·Granted May 7, 2013·21 cites·9 claims
- 1297US8170445B2Process cartridge and electrophotographic image forming apparatusKANNO KAZUHIKO·Filed 2011·Granted May 1, 2012·23 cites·14 claims
- 1397US8170444B2Process cartridge and electrophotographic image forming apparatusKANNO KAZUHIKO·Filed 2007·Granted May 1, 2012·27 cites·23 claims
- 1496US9310762B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2014·Granted Apr 12, 2016·11 cites·5 claims
- 1596US7068965B2Developing cartridge, side cover mounting method and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Jun 27, 2006·77 cites·22 claims
- 1696US6983115B2Developing cartridge and process cartridge having first and second projected portions and image forming apparatus mounting such a developing cartridgeCANON KK·Filed 2003·Granted Jan 3, 2006·79 cites·19 claims
- 1796US6915092B2Process cartridge remanufacturing methodCANON KK·Filed 2003·Granted Jul 5, 2005·68 cites·6 claims
- 1894US6978100B2Process cartridge, developing cartridge and developing rollerCANON KK·Filed 2003·Granted Dec 20, 2005·46 cites·8 claims
- 1991US8095036B2Process cartridgeYOSHINO YASUFUMI·Filed 2009·Granted Jan 10, 2012·18 cites·5 claims
- 2089US8160477B2Process cartridge and image forming apparatusANAN OSAMU·Filed 2008·Granted Apr 17, 2012·11 cites·7 claims
- 2185USD477631SDeveloping cartridgeCANON KK·Filed 2002·Granted Jul 22, 2003·30 cites·1 claims
- 2284USD631088SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·29 cites·1 claims
- 2382USD631090SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·26 cites·1 claims
- 2481USD633137SProcess cartridgeCANON KK·Filed 2008·Granted Feb 22, 2011·25 cites·1 claims
- 2580USD631089SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·24 cites·1 claims
- 2679USD631091SProcess cartridgeCANON KK·Filed 2008·Granted Jan 18, 2011·23 cites·1 claims
- 2778US7805093B2Process cartridge and electrophotographic image forming apparatus usable therewithCANON KK·Filed 2007·Granted Sep 28, 2010·5 cites·18 claims
- 2868USD599846SProcess cartridgeCANON KK·Filed 2008·Granted Sep 8, 2009·15 cites·1 claims
- 2958USD599847SToner cartridgeCANON KK·Filed 2008·Granted Sep 8, 2009·10 cites·1 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →