Inventor
OHTA YOSHIHISA
JP28 patents
⚠️ This page may combine multiple inventors who share the name “OHTA YOSHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
6 patentsUS5818482AOct 6, 1998
Ink jet printing head
RICOH KK134 citations96
US6331052B1Dec 18, 2001
Ink jet printing apparatus
RICOH KK70 citations94
US6109728AAug 29, 2000
Ink jet printing head and its production method
RICOH KK40 citations91
US7600842B2Oct 13, 2009
Image reproducing and forming apparatus, printer driver and data processing apparatus
RICOH KK14 citations84
US7527351B2May 5, 2009
Image forming apparatus, liquid discharging head, image forming method, recorded matter, and recording liquid
RICOH KK15 citations84
US7690763B2Apr 6, 2010
Color imaging apparatus configured to reduce bidirectional color difference
RICOH KK2 citations62
JSR CORP
5 patentsUS6576393B1Jun 10, 2003
Composition for resist underlayer film and method for producing the same
JSR CORP75 citations96
US6468714B2Oct 22, 2002
Negative radiation-sensitive resin composition
JSR CORP14 citations82
US5952150ASep 14, 1999
Radiation sensitive resin composition
JSR CORP16 citations74
US7122226B2Oct 17, 2006
Liquid crystal aligning agent
JSR CORP6 citations63
US6991324B2Jan 31, 2006
Solution injector head, functional layer forming apparatus and liquid crystal display
JSR CORP0 citations47
KYOWA HAKKO KOGYO KK
4 patentsUS7425636B2Sep 16, 2008
Thiadiazoline derivative
KYOWA HAKKO KOGYO KK23 citations92
US7005430B2Feb 28, 2006
Fused purine derivatives
KYOWA HAKKO KOGYO KK44 citations90
US6489331B1Dec 3, 2002
Remedies for diabetes
KYOWA HAKKO KOGYO KK25 citations89
US7470717B2Dec 30, 2008
Indazole derivatives
KYOWA HAKKO KOGYO KK14 citations82