Inventor
TOSAKA HACHIROH
JP8 patents
⚠️ This page may combine multiple inventors who share the name “TOSAKA HACHIROH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
6 patentsUS6503676B2Jan 7, 2003
Toner, external additive therefor and image forming method using the toner
RICOH KK174 citations98
US6432589B1Aug 13, 2002
Image formation method, electrophotographic toners, and printed matter
RICOH KK99 citations97
US6004715ADec 21, 1999
Toner for developing electrostatic images
RICOH KK75 citations94
US6737210B2May 18, 2004
Image formation method, electrophotographic toners, and printed matter
RICOH KK25 citations92
US5882832AMar 16, 1999
One component developer developing method and dry toner therefor
RICOH KK38 citations88
US7250240B2Jul 31, 2007
Toner, developer, container containing toner, process, cartridge, image forming apparatus and process
RICOH KK13 citations82