Inventor
NATORI YUJI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “NATORI YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
15 patentsUS7798629B2Sep 21, 2010
Pigment dispersion, inkjet-ink using the pigment dispersion, image forming process, and image forming apparatus
RICOH KK18 citations92
US5417156AMay 23, 1995
Thermal stencil plate making method
RICOH KK22 citations92
US5091257AFeb 25, 1992
Thermosensitive stencil paper
RICOH KK38 citations92
US7815301B2Oct 19, 2010
Water-based pigment dispersion, production method thereof, water-based pigment ink, production method thereof, ink record, inkjet recording apparatus, and inkjet recording method
RICOH KK10 citations83
US7250240B2Jul 31, 2007
Toner, developer, container containing toner, process, cartridge, image forming apparatus and process
RICOH KK13 citations82
US5843560ADec 1, 1998
Heat-sensitive stencil and method of fabricating same
RICOH KK15 citations81
US6403150B1Jun 11, 2002
Heat-sensitive stencil and method of fabricating same
RICOH KK5 citations73
US6096374AAug 1, 2000
Heat-sensitive stencil and method of fabricating same
RICOH KK10 citations73
US5415090AMay 16, 1995
Method for manufacturing a printing master using thermosensitive stencil paper
RICOH KK18 citations73
US7090955B2Aug 15, 2006
Black toner, image forming method and image forming apparatus using the toner
RICOH KK5 citations72
US6969574B1Nov 29, 2005
Black toner, image forming method and image forming apparatus using the toner
RICOH KK9 citations72
US6372332B1Apr 16, 2002
Thermosensitive stencil paper and method of producing the same
RICOH KK8 citations72
US5188881AFeb 23, 1993
Thermosensitive stencil paper
RICOH KK13 citations72
US7142800B2Nov 28, 2006
Intermediate transferring belt and process for producing the same, image forming apparatus, and image forming process
RICOH KK6 citations62
US5219637AJun 15, 1993
Thermosensitive stencil paper
RICOH KK2 citations61