Inventor
ICHIMURA MARI
JP42 patents
⚠️ This page may combine multiple inventors who share the name “ICHIMURA MARI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
35 patentsUS6680131B1Jan 20, 2004
Organic electroluminescent device
SONY CORP22 citations93
US6312838B1Nov 6, 2001
Organic electroluminescent device
SONY CORP16 citations93
US6435249B1Aug 20, 2002
Method of recycling disk recording medium and apparatus for recovering metal reflective film
SONY CORP16 citations91
US6066229AMay 23, 2000
Method of recycling disk recording medium and apparatus for recovering metal reflective film
SONY CORP27 citations91
US6338910B1Jan 15, 2002
Organic electroluminescent device
SONY CORP17 citations84
US6774257B2Aug 10, 2004
Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP4 citations74
US6765108B2Jul 20, 2004
Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP3 citations74
US6727379B2Apr 27, 2004
Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP3 citations74
US6495274B1Dec 17, 2002
Organic electroluminescent device
SONY CORP13 citations74
US6492557B1Dec 10, 2002
Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP12 citations74
US6337167B1Jan 8, 2002
Bis(aminostyryl)benzene compounds and synthetic intermediates thereof, and process for preparing the compounds and intermediates
SONY CORP10 citations74
US7196225B2Mar 27, 2007
Bis(aminostyryl) anthracene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP2 citations63
US7087310B2Aug 8, 2006
Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP2 citations63
US7049470B1May 23, 2006
Bis (aminostyryl) anthracene compound, synthesis is intermediate thereof, and process for production thereof
SONY CORP2 citations63
US6897341B2May 24, 2005
Bis(aminostyryl)naphthalene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP2 citations63
US6800382B2Oct 5, 2004
Organic electroluminescent device
SONY CORP4 citations63
US6790975B2Sep 14, 2004
Aminostyrylanthracene compound, synthetic intermediate thereof, and process for the production thereof
SONY CORP3 citations63
US6790974B2Sep 14, 2004
Bis(aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof
SONY CORP1 citations63
US6555254B1Apr 29, 2003
Organic electroluminescent device
SONY CORP4 citations63
US6525212B1Feb 25, 2003
Bis(aminostyryl)benzene compounds and synthetic intermediates thereof, and process for preparing the compounds and intermediates
SONY CORP5 citations63
US6479171B1Nov 12, 2002
Organic electroluminescent device
SONY CORP5 citations63
US6410167B2Jun 25, 2002
Organic electroluminescent device
SONY CORP3 citations63
US7244516B1Jul 17, 2007
Organic electroluminescence device
SONY CORP4 citations62
US6916552B2Jul 12, 2005
Organic electroluminescent device and display unit
SONY CORP6 citations62
US6019798AFeb 1, 2000
Process for recovering dyestuff from dyestuff-containing information-recording media and solvent used for recovery
SONY CORP3 citations62
US10727429B2Jul 28, 2020
Insulating material, electronic device and imaging apparatus
SONY CORP0 citations52
US7524991B2Apr 28, 2009
Organic electroluminescent devices, aminostyrylnaphthalene compounds and synthesis intermediates thereof, and production processes of the same
SONY CORP0 citations52
US7402344B2Jul 22, 2008
Organic electroluminescent devices and aminostyrylnaphthalene compounds
SONY CORP0 citations52
US7255935B2Aug 14, 2007
Organic electroluminescent element and luminescent apparatus employing the same
SONY CORP1 citations52
US7022868B2Apr 4, 2006
Aminostyrylanthracene compound, synthetic intermediate thereof, and process for production thereof
SONY CORP0 citations52
US6979746B2Dec 27, 2005
(1,4-phenylene)bis(methylene) phosphonic acid esters and (1,4-phenylene)bis(methylene) triphenyl phosphonium salt compounds
SONY CORP0 citations52
US6906217B2Jun 14, 2005
Aminostyrylanthracene compound, synthetic intermediate thereof, and process for production thereof
SONY CORP0 citations52
US6593012B2Jul 15, 2003
Organic electroluminescent deivce
SONY CORP0 citations52
US8357821B2Jan 22, 2013
Aromatic amine compound, organic electroluminescent element including the same, and display device including organic electroluminescent element
SONY CORP1 citations47
US8025986B2Sep 27, 2011
Organic electroluminescent element and light-emitting device or display device incorporated therewith
SONY CORP0 citations42