Norihito Itoh

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Tokyo-To, JP

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Patents Grantslast 30 patents

Information Patent Grant
Organic electroluminescence element and production method thereof
- Patent number 8,124,967
- Issue date Feb 28, 2012
- Dai Nippon Printing Co., Ltd.
- Yasuhiro Iizumi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for producing electroluminescent element
- Patent number 7,718,352
- Issue date May 18, 2010
- Dai Nippon Printing Co., Ltd.
- Tomoyuki Tachikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for production of electroluminescent element and electrolum...
- Patent number 7,329,479
- Issue date Feb 12, 2008
- Dai Nippon Printing Co., Ltd.
- Norihito Itoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting element and process for producing the same
- Patent number 7,294,452
- Issue date Nov 13, 2007
- Dai Nippon Printing Co., Ltd.
- Tomoyuki Tachikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process of producing multicolor optical element
- Patent number 6,836,307
- Issue date Dec 28, 2004
- Dai Nippon Printing Co., Ltd.
- Norihito Itoh
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT AND PRODUCTION METHOD THEREOF
- Publication number 20100019235
- Publication date Jan 28, 2010
- Yasuhiro Iizumi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
PROCESS FOR PRODUCTION OF ELECTROLUMINESCENT ELEMENT AND ELECTROLUM...
- Publication number 20080096129
- Publication date Apr 24, 2008
- Dai Nippon Printing Co., Ltd.
- Norihito ITOH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Process for producing electroluminescent element
- Publication number 20070287106
- Publication date Dec 13, 2007
- DAI NIPPON PRINTING CO., LTD.
- Tomoyuki Tachikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process for production of electroluminescent element and electrolum...
- Publication number 20060008742
- Publication date Jan 12, 2006
- Dai Nippon Printing Co., Ltd.
- Norihito Itoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light emitting element and process for producing the same
- Publication number 20050255256
- Publication date Nov 17, 2005
- Dai Nippon Printing Co., Ltd.
- Tomoyuki Tachikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Process of producing multicolor optical element
- Publication number 20030025858
- Publication date Feb 6, 2003
- Dai Nippon Printing Co., Ltd.
- Norihito Itoh
- G02 - OPTICS