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Hiroshi Kondoh
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Sendai, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device, EL display device, liquid crystal display dev...
Patent number
7,423,292
Issue date
Sep 9, 2008
Ricoh Company, Ltd.
Hiroshi Kondoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic transistor
Patent number
7,420,204
Issue date
Sep 2, 2008
Ricoh Company, Ltd.
Hiroyuki Iechi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic transistor
Patent number
7,126,153
Issue date
Oct 24, 2006
Ricoh Company, Ltd.
Hiroyuki Iechi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device, EL display device, liquid crystal display dev...
Patent number
7,119,366
Issue date
Oct 10, 2006
Ricoh Company, Ltd.
Hiroshi Kondoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for removing image forming substance from image holding m...
Patent number
5,835,837
Issue date
Nov 10, 1998
Ricoh Company, Ltd.
Masatoshi Saitoh
B08 - CLEANING
Information
Patent Grant
Optical A/D conversion using asymmetrical-neural-networks
Patent number
5,264,849
Issue date
Nov 23, 1993
Ricoh Company, Ltd.
Hiroshi Kondoh
G02 - OPTICS
Information
Patent Grant
Optical exclusive-or element
Patent number
5,260,586
Issue date
Nov 9, 1993
Ricoh Company, Ltd.
Hiroshi Kondoh
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor device, EL display device, liquid crystal display dev...
Publication number
20060284180
Publication date
Dec 21, 2006
Hiroshi Kondoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Organic transistor
Publication number
20060243971
Publication date
Nov 2, 2006
Hiroyuki Iechi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device, EL display device, liquid crystal display dev...
Publication number
20040061141
Publication date
Apr 1, 2004
Hiroshi Kondoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Organic Transistor
Publication number
20030213952
Publication date
Nov 20, 2003
Hiroyuki Iechi
H01 - BASIC ELECTRIC ELEMENTS