Inventor
ISHIMARU SEIJIROU
JP4 patents
⚠️ This page may combine multiple inventors who share the name “ISHIMARU SEIJIROU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
3 patentsUS7439003B2Oct 21, 2008
Magnetic black toner for electrophotography having Mn-containing hematite compound and magnetic two-component developer for electrophotography containing the same
FUJI XEROX CO LTD0 citations50
US7723003B2May 25, 2010
Toner for developing electrostatic latent image, developer for developing electrostatic latent image, and image-forming process using the toner for developing electrostatic latent image
FUJI XEROX CO LTD0 citations48
US6767683B2Jul 27, 2004
Image forming toner, 2-component developer, image forming method and method for manufacturing image forming toner
FUJI XEROX CO LTD1 citations47