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Takeshi Nanjo
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Natori, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light deflector, light deflection array, image forming apparatus, a...
Patent number
7,417,778
Issue date
Aug 26, 2008
Ricoh Company, Ltd.
Takeshi Nanjo
G02 - OPTICS
Information
Patent Grant
Optical system, color information displaying method, optical deflec...
Patent number
7,345,823
Issue date
Mar 18, 2008
Ricoh Company, Ltd.
Takeshi Nanjo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical deflection device
Patent number
7,167,290
Issue date
Jan 23, 2007
Ricoh Company, Ltd.
Seiichi Katoh
G02 - OPTICS
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
5,811,353
Issue date
Sep 22, 1998
Ricoh Company, Ltd.
Takeshi Nanjo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device including via hole
Patent number
5,668,413
Issue date
Sep 16, 1997
Ricoh Company, Ltd.
Takeshi Nanjo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High sensitivity improved photoelectric imaging device with a high...
Patent number
5,408,113
Issue date
Apr 18, 1995
Ricoh Company, Ltd.
Tohru Kanno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Optical system, color information displaying method, optical deflec...
Publication number
20060104597
Publication date
May 18, 2006
Takeshi Nanjo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Light deflector, light deflection array, image forming apparatus, a...
Publication number
20050248862
Publication date
Nov 10, 2005
Takeshi Nanjo
G02 - OPTICS
Information
Patent Application
Optical deflection device
Publication number
20050169156
Publication date
Aug 4, 2005
Seiichi Katoh
G02 - OPTICS