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Toshihiro Ohnishi
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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electroluminescent element
Patent number
7,033,680
Issue date
Apr 25, 2006
Sumitomo Chemical Company, Limited
Masato Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hole transporting polymer and organic electroluminescence device us...
Patent number
6,841,269
Issue date
Jan 11, 2005
Sumitomo Chemical Company, Ltd.
Makoto Kitano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric fluorescent substance, polymeric fluorescent substance an...
Patent number
6,720,091
Issue date
Apr 13, 2004
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hole transporting polymer and organic electroluminescence device us...
Patent number
6,544,670
Issue date
Apr 8, 2003
Sumitomo Chemical Company, Ltd.
Makoto Kitano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer light emitting device
Patent number
6,403,236
Issue date
Jun 11, 2002
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polymer fluorescent substance and organic electroluminescence device
Patent number
6,207,301
Issue date
Mar 27, 2001
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polymeric fluorescent substance and organic electroluminescence device
Patent number
5,980,781
Issue date
Nov 9, 1999
Sumitomo Chemical Company, Limited
Shuji Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optically anisotropic film and liquid crystal display apparatus
Patent number
5,875,014
Issue date
Feb 23, 1999
Sumitomo Chemical Company, Limited
Masato Kuwabara
G02 - OPTICS
Information
Patent Grant
Polymeric fluorescent substance, production process thereof and org...
Patent number
5,821,002
Issue date
Oct 13, 1998
Sumitomo Chemical Company
Toshihiro Ohnishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric fluorescent substance and organic electroluminescence device
Patent number
5,759,709
Issue date
Jun 2, 1998
Sumitomo Chemical Company, Limited
Shuji Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optically anisotropic film
Patent number
5,736,066
Issue date
Apr 7, 1998
Sumitomo Chemical Company, Limited
Takanobu Noguchi
G02 - OPTICS
Information
Patent Grant
Optically anisotropic film
Patent number
5,730,899
Issue date
Mar 24, 1998
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
G02 - OPTICS
Information
Patent Grant
Organic electroluminescence device
Patent number
5,726,457
Issue date
Mar 10, 1998
Sumitomo Chemical Company, Limited
Tsuyoshi Nakano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optically anisotropic material, process for producing it, and retar...
Patent number
5,693,253
Issue date
Dec 2, 1997
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
G02 - OPTICS
Information
Patent Grant
Optically anisotropic material, process for producing it, and retar...
Patent number
5,688,436
Issue date
Nov 18, 1997
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
G02 - OPTICS
Information
Patent Grant
Retardation film and production thereof
Patent number
5,601,884
Issue date
Feb 11, 1997
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
G02 - OPTICS
Information
Patent Grant
Polymeric fluorescent substance and organic electroluminescence dev...
Patent number
5,589,320
Issue date
Dec 31, 1996
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric fluorescent substance and organic electroluminescence dev...
Patent number
5,543,079
Issue date
Aug 6, 1996
Sumitomo Chemical Company, Limited
Toshihiro Ohnishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric solid electrolyte
Patent number
5,424,150
Issue date
Jun 13, 1995
Sumitomo Chemical Company, Ltd.
Toshihiro Ohnishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Organic electroluminescence device
Patent number
5,317,169
Issue date
May 31, 1994
Sumitomo Chemical Company, Limited
Tsuyoshi Nakano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly (long-chain nuclear substituted phenylene vinylene), precursor...
Patent number
5,064,572
Issue date
Nov 12, 1991
Agency of Industrial Science and Technology
Toshihiro Ohnishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hetero-arylene vinylene polymer and highly conductive composition t...
Patent number
5,053,166
Issue date
Oct 1, 1991
Agency of Industrial Science and Technology
Ichiki Murase
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing stretched molded articles of conjugated polym...
Patent number
4,868,284
Issue date
Sep 19, 1989
Director-General of the Agency of Industrial Science and Technology
Ichiki Murase
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Conjugated polymer film and pyrolyzed product thereof
Patent number
4,791,177
Issue date
Dec 13, 1988
Director-General of the Agency of Science and Technology, an Organ of the Min...
Ichiki Murase
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Conjugated polymer film and pyrolyzed product thereof
Patent number
4,626,588
Issue date
Dec 2, 1986
Director-General of the Agency of Industrial Science and Technology
Ichiki Murase
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Highly electroconductive pyrolyzed product retaining its original s...
Patent number
4,599,193
Issue date
Jul 8, 1986
Director-General of the Agency of Industrial Science and Technology, an Organ...
Ichiki Murase
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Highly electroconductive conjugated polymer composition and process...
Patent number
4,528,118
Issue date
Jul 9, 1985
Agency of Industrial Science and Technology
Ichiki Murase
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Highly dielectric polysaccharides
Patent number
4,438,262
Issue date
Mar 20, 1984
Sumitomo Chemical Company, Limited
Ichiki Murase
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL
Publication number
20120266954
Publication date
Oct 25, 2012
Takahiro Seike
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL
Publication number
20120227807
Publication date
Sep 13, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL AND MANUFACTURING METHOD OF THE SAME
Publication number
20120222743
Publication date
Sep 6, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL AND METHOD FOR MANUFACTURING THE SAME
Publication number
20120216869
Publication date
Aug 30, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL
Publication number
20120216866
Publication date
Aug 30, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
MANUFACTURING METHOD OF ORGANIC PHOTOVOLTAIC CELL
Publication number
20120216868
Publication date
Aug 30, 2012
Takahiro Seike
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL AND ORGANIC PHOTOVOLTAIC MODULE
Publication number
20120211061
Publication date
Aug 23, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL
Publication number
20120211741
Publication date
Aug 23, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD FOR MANUFACTURING ORGANIC THIN FILM SOLAR CELL MODULE
Publication number
20120211083
Publication date
Aug 23, 2012
Takahiro Seike
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL
Publication number
20120211078
Publication date
Aug 23, 2012
Sumitomo Chemical Company, Limited
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL AND METHOD FOR MANUFACTURING THEREOF
Publication number
20120211075
Publication date
Aug 23, 2012
Takahiro Seike
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL AND METHOD FOR MANUFACTURING THE SAME
Publication number
20120204960
Publication date
Aug 16, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL
Publication number
20120205615
Publication date
Aug 16, 2012
Takahiro Seike
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC PHOTOVOLTAIC CELL
Publication number
20120204961
Publication date
Aug 16, 2012
Takehito Kato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ORGANIC THIN FILM SOLAR CELL AND MANUFACTURING METHOD THEREOF
Publication number
20120199201
Publication date
Aug 9, 2012
Takahiro Seike
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electroluminescent element
Publication number
20050106413
Publication date
May 19, 2005
Masato Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hole transporting polymer and organic electroluminescence device us...
Publication number
20030211358
Publication date
Nov 13, 2003
SUMITOMO CHEMICAL COMPANY, LTD
Makoto Kitano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymeric fluorescent substance, polymeric fluorescent substance an...
Publication number
20020033910
Publication date
Mar 21, 2002
Toshihiro Ohnishi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...