Inventor
HATADA SHIGEO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “HATADA SHIGEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
12 patentsUS7798629B2Sep 21, 2010
Pigment dispersion, inkjet-ink using the pigment dispersion, image forming process, and image forming apparatus
RICOH KK18 citations92
US6696390B1Feb 24, 2004
Image transfer sheet, method for forming image on the image transfer sheet and image transfer method using the image transfer sheet
RICOH KK19 citations92
US6309734B1Oct 30, 2001
Image transfer sheet and image forming method using the image transfer sheet
RICOH KK20 citations92
US6103042AAug 15, 2000
Image transfer sheet and image transfer method using the same
RICOH KK41 citations92
US6863386B2Mar 8, 2005
Ink mixing device, ink manufacturing apparatus, method for washing the ink manufacturing apparatus, method for manufacturing ink, ink, ink cartridge containing the ink, image forming method and apparatus using the ink, and print image produced by the image forming method and apparatus
RICOH KK20 citations90
US6881251B2Apr 19, 2005
Inkjet ink composition, method for manufacturing the inkjet ink composition and image forming method using the inkjet ink composition
RICOH KK15 citations84
US6814792B2Nov 9, 2004
Pigment dispersion, inkjet ink composition using the pigment dispersion, method of manufacturing the inkjet ink composition and image forming method using the inkjet ink composition
RICOH KK13 citations84
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
US6565642B2May 20, 2003
Pigment dispersion liquid and method of producing the same
RICOH KK6 citations73
US6316080B1Nov 13, 2001
Fluid-releasable image transfer sheet
RICOH KK12 citations73
US6284349B1Sep 4, 2001
Image transfer sheet, preparation method thereof and image formation method and image transfer method using the image transfer sheet
RICOH KK8 citations73
US7454881B2Nov 25, 2008
Method of sealing a cylindrical inlet of a bag
RICOH KK3 citations54
HATADA SHIGEO
2 patentsUS8317913B2Nov 27, 2012
Inkjet ink, and ink cartridge, inkjet recording method, inkjet recording apparatus and ink record using the same
HATADA SHIGEO5 citations59
US8680175B2Mar 25, 2014
Inkjet ink, and ink cartridge, inkjet recording method, inkjet recording apparatus and ink record using the same
HATADA SHIGEO0 citations48