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Mitsuhiko Sakakibara
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting polymer composition, and organic electroluminescence...
Patent number
6,872,474
Issue date
Mar 29, 2005
JSR Corporation
Mitsuhiko Sakakibara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electroluminescent material and electroluminescent cell
Patent number
6,451,458
Issue date
Sep 17, 2002
JSR Corporation
Mitsuhiko Sakakibara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electroluminescence light-emitting cell
Patent number
6,007,928
Issue date
Dec 28, 1999
JSR Corporation
Mitsuhiko Sakakibara
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Phosphors and process for production thereof, luminescent compositi...
Publication number
20050145830
Publication date
Jul 7, 2005
JSR Corporation
Mitsuhiko Sakakibara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Phosphors, process for production thereof, phosphorescent compositi...
Publication number
20040106006
Publication date
Jun 3, 2004
Yuichi Eriyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymeric phosphorescent agent and production process thereof, and...
Publication number
20040091739
Publication date
May 13, 2004
Yuichi Eriyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Light emitting polymer composition, and organic electroluminescence...
Publication number
20030116788
Publication date
Jun 26, 2003
JSR Corporation
Mitsuhiko Sakakibara
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...