Inventor · disambiguated record
Seijirou Ishimaru
Also filed as: ISHIMARU SEIJIROU
4 granted patents·13 citations·filing 1991–2006
64Inventor score
Technology areasG03G
Top patents by PatentIndex Score
4 records- 0158US5281505AToner compositionMITA INDUSTRIAL CO LTD·Filed 1991·Granted Jan 25, 1994·12 cites·8 claims
- 0242US7439003B2Magnetic black toner for electrophotography having Mn-containing hematite compound and magnetic two-component developer for electrophotography containing the sameFUJI XEROX CO LTD·Filed 2005·Granted Oct 21, 2008·0 cites·17 claims
- 0341US7723003B2Toner for developing electrostatic latent image, developer for developing electrostatic latent image, and image-forming process using the toner for developing electrostatic latent imageFUJI XEROX CO LTD·Filed 2006·Granted May 25, 2010·0 cites·15 claims
- 0435US6767683B2Image forming toner, 2-component developer, image forming method and method for manufacturing image forming tonerFUJI XEROX CO LTD·Filed 2002·Granted Jul 27, 2004·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →