Inventor · disambiguated record
Junko Yoshikawa
Also filed as: YOSHIKAWA JUNKO
12 granted patents·250 citations·filing 2000–2004
92Inventor score
Technology areasG03G
Files withCANON KK12
Top patents by PatentIndex Score
12 records- 0194US6316157B1Toner and image forming methodCANON KK·Filed 2000·Granted Nov 13, 2001·55 cites·31 claims
- 0291US6963713B2Developer supply container with a plurality of feeding projectionsCANON KK·Filed 2003·Granted Nov 8, 2005·32 cites·6 claims
- 0390US6929894B2Toner and fixing methodCANON KK·Filed 2002·Granted Aug 16, 2005·37 cites·8 claims
- 0489US6326114B1Toner, and process for producing a tonerCANON KK·Filed 2000·Granted Dec 4, 2001·33 cites·41 claims
- 0587US7190925B2Developer supply containerCANON KK·Filed 2004·Granted Mar 13, 2007·23 cites·8 claims
- 0683US6987942B2Toner supply kitCANON KK·Filed 2003·Granted Jan 17, 2006·22 cites·10 claims
- 0776US6613490B2Toner, image forming method and process-cartridgeCANON KK·Filed 2001·Granted Sep 2, 2003·16 cites·24 claims
- 0874US7054581B2Developer supply containerCANON KK·Filed 2004·Granted May 30, 2006·14 cites·6 claims
- 0958US6653038B2Toner, image forming method and process cartridgeCANON KK·Filed 2002·Granted Nov 25, 2003·6 cites·44 claims
- 1053US6922540B2Developer supply kitCANON KK·Filed 2002·Granted Jul 26, 2005·5 cites·44 claims
- 1150US6593052B2Toner, image forming method and process cartridgeCANON KK·Filed 2001·Granted Jul 15, 2003·4 cites·49 claims
- 1238USD490844SToner supplying cartridgeCANON KK·Filed 2003·Granted Jun 1, 2004·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →