Inventor · disambiguated record
Yohichiro Watanabe
Also filed as: WATANABE YOHICHIRO
3 granted patents·1 pending application·139 citations·filing 1993–2009
77Inventor score
Technology areasG03G
Top patents by PatentIndex Score
4 records- 0194US6852459B2Color toner, method for manufacturing the toner, and image forming apparatus and method using the tonerRICOH KK·Filed 2002·Granted Feb 8, 2005·53 cites·15 claims
- 0293US5429901AToner for use in electrostatic developmentRICOH KK·Filed 1993·Granted Jul 4, 1995·61 cites·5 claims
- 0387US7049037B2Color toner, method for manufacturing the toner, and image forming apparatus and method using the tonerRICOH KK·Filed 2004·Granted May 23, 2006·25 cites·9 claims
- 0450US2010021209A1Toner, developer, and image forming apparatusWATANABE YOHICHIRO·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →