Inventor
HOSOKAWA CHISHIO
JP216 patents
⚠️ This page may combine multiple inventors who share the name “HOSOKAWA CHISHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
42 patentsUS6933672B2Aug 23, 2005
Actively driven organic EL device and manufacturing method thereof
IDEMITSU KOSAN CO113 citations99
US6660410B2Dec 9, 2003
Organic electroluminescence element
IDEMITSU KOSAN CO125 citations99
US6538374B2Mar 25, 2003
Actively driven organic EL device and manufacturing method thereof
IDEMITSU KOSAN CO259 citations99
US6486601B1Nov 26, 2002
Organic luminescence device with reduced leakage current
IDEMITSU KOSAN CO223 citations99
US6416888B1Jul 9, 2002
Organic electroluminescent device and method of manufacture thereof
IDEMITSU KOSAN CO159 citations99
US6406804B1Jun 18, 2002
Organic electroluminescent device
IDEMITSU KOSAN CO127 citations99
US6284393B1Sep 4, 2001
Organic electroluminescent device
IDEMITSU KOSAN CO205 citations99
US5869929AFeb 9, 1999
Multicolor luminescent device
IDEMITSU KOSAN CO178 citations99
US5130603AJul 14, 1992
Organic electroluminescence device
IDEMITSU KOSAN CO248 citations99
US5121029AJun 9, 1992
Electroluminescence device having an organic electroluminescent element
IDEMITSU KOSAN CO297 citations99
US8044390B2Oct 25, 2011
Material for organic electroluminescent device, organic electroluminescent device, and organic electroluminescent display
IDEMITSU KOSAN CO76 citations98
US8025815B2Sep 27, 2011
Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same
IDEMITSU KOSAN CO46 citations98
US7906226B2Mar 15, 2011
Organic electroluminescent device
IDEMITSU KOSAN CO81 citations98
US7651786B2Jan 26, 2010
Organic electroluminescence device and organic light emitting medium
IDEMITSU KOSAN CO47 citations98
US7399537B2Jul 15, 2008
Organic electroluminescence device and phenylenediamine derivative
IDEMITSU KOSAN CO87 citations98
US6713192B2Mar 30, 2004
Organic electroluminescence device and organic light emitting medium
IDEMITSU KOSAN CO96 citations98
US6617051B1Sep 9, 2003
Organic electroluminescence device
IDEMITSU KOSAN CO81 citations98
US6541129B1Apr 1, 2003
Organic electroluminescence device and phenylenediamine derivative
IDEMITSU KOSAN CO86 citations98
US6534199B1Mar 18, 2003
Organic electroluminescence device and organic light emitting medium
IDEMITSU KOSAN CO130 citations98
US6509109B1Jan 21, 2003
Organic electroluminescent device
IDEMITSU KOSAN CO125 citations98
US6280861B1Aug 28, 2001
Organic EL device
IDEMITSU KOSAN CO116 citations98
US6175186B1Jan 16, 2001
Organic electroluminescent element and method for manufacturing the same
IDEMITSU KOSAN CO86 citations98
US5891554AApr 6, 1999
Organic electroluminescence device
IDEMITSU KOSAN CO116 citations98
US7053255B2May 30, 2006
Substituted diphenylanthracene compounds for organic electroluminescence devices
IDEMITSU KOSAN CO102 citations97
US6951693B2Oct 4, 2005
Organic electroluminescence device
IDEMITSU KOSAN CO88 citations97
US6866947B1Mar 15, 2005
Organic electroluminescence device emitting white light
IDEMITSU KOSAN CO67 citations97
US6803120B2Oct 12, 2004
Organic electroluminescence device emitting white light
IDEMITSU KOSAN CO92 citations97
US6743948B1Jun 1, 2004
Organic electroluminescent device
IDEMITSU KOSAN CO118 citations97
US8034256B2Oct 11, 2011
Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same
IDEMITSU KOSAN CO35 citations96
US8021574B2Sep 20, 2011
Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same
IDEMITSU KOSAN CO38 citations96
US7732063B2Jun 8, 2010
Organic electroluminescence device and organic light emitting medium
IDEMITSU KOSAN CO36 citations96
US6979414B2Dec 27, 2005
Organic electroluminescence element
IDEMITSU KOSAN CO63 citations96
US6515182B2Feb 4, 2003
Arylamine compound and organic electroluminescence device
IDEMITSU KOSAN CO57 citations96
US6124024ASep 26, 2000
Organic electroluminescence device
IDEMITSU KOSAN CO64 citations96
US6093864AJul 25, 2000
Aromatic dimethylidyne compounds
IDEMITSU KOSAN CO77 citations96
US6074734AJun 13, 2000
Organic electroluminescence device, organic thin film, and triamine compound
IDEMITSU KOSAN CO62 citations96
US5536949AJul 16, 1996
Charge injection auxiliary material and organic electroluminescence device containing the same
IDEMITSU KOSAN CO97 citations96
US5458977AOct 17, 1995
Electroluminescence device containing a thin film electrode
IDEMITSU KOSAN CO81 citations96
US5364654ANov 15, 1994
Process for production of a thin film electrode and an electroluminescence device
IDEMITSU KOSAN CO43 citations96
US5216331AJun 1, 1993
Organic electroluminescence element and light emitting device employing the element
IDEMITSU KOSAN CO56 citations96
US5142343AAug 25, 1992
Organic electroluminescence device with oligomers
IDEMITSU KOSAN CO69 citations96
US5126214AJun 30, 1992
Electroluminescent element
IDEMITSU KOSAN CO206 citations96
NISHIMURA KAZUKI
4 patentsUS8154195B2Apr 10, 2012
Organic electroluminescence device and material for organic electroluminescence device
NISHIMURA KAZUKI48 citations98
US9082995B2Jul 14, 2015
Organic EL element and organic EL material-containing solution
NISHIMURA KAZUKI32 citations94
US8779655B2Jul 15, 2014
Organic electroluminescence device and material for organic electroluminescence device
NISHIMURA KAZUKI47 citations94
US8587192B2Nov 19, 2013
Organic electroluminescence device and material for organic electroluminescence device
NISHIMURA KAZUKI38 citations94
MATSUURA MASAHIDE
2 patentsOGIWARA TOSHINARI
1 patentKUMA HITOSHI
1 patentShowing the top 50 of 216 patents by PatentIndex Score.