Yasuyuki Takiguchi

Person

Ota, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Intermediate image formation optical system, image formation device...
- Patent number 8,162,485
- Issue date Apr 24, 2012
- Ricoh Company, Ltd.
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Liquid crystal element, optical path deflecting element, and image...
- Patent number 8,158,020
- Issue date Apr 17, 2012
- Ricoh Company, Ltd.
- Yohei Takano
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Image display device and image projection device
- Patent number 7,857,458
- Issue date Dec 28, 2010
- Ricoh Company, Ltd.
- Kazuhiro Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing apparatus, image display apparatus, image processi...
- Patent number 7,787,001
- Issue date Aug 31, 2010
- Ricoh Company, Limited
- Kenji Namie
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image display apparatus and alternative current drive method
- Patent number 7,733,317
- Issue date Jun 8, 2010
- Ricoh Company, Ltd.
- Toshiharu Murai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Light path shift device and image display device
- Patent number 7,564,508
- Issue date Jul 21, 2009
- Ricoh Company, Ltd.
- Hiroyuki Sugimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical device, display device, and three-dimension image display d...
- Patent number 7,495,831
- Issue date Feb 24, 2009
- Ricoh Company, Ltd.
- Toshiaki Tokita
- G02 - OPTICS
Information Patent Grant
Light deflection element, light deflection device and image display...
- Patent number 7,345,733
- Issue date Mar 18, 2008
- Ricoh Comapny, Ltd.
- Hiroyuki Sugimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spatial light modulator and display device
- Patent number 7,336,411
- Issue date Feb 26, 2008
- Ricoh Company, Ltd.
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display apparatus
- Patent number 7,322,700
- Issue date Jan 29, 2008
- Ricoh Company, Ltd.
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical deflection device and optical deflection method that contro...
- Patent number 7,310,181
- Issue date Dec 18, 2007
- Ricoh Company, Ltd.
- Yumi Matsuki
- G02 - OPTICS
Information Patent Grant
Imaging unit, optical write unit, optical read unit and image formi...
- Patent number 7,304,705
- Issue date Dec 4, 2007
- Ricoh Company, Ltd.
- Hiroyuki Sugimoto
- G02 - OPTICS
Information Patent Grant
Image display apparatus
- Patent number 7,125,121
- Issue date Oct 24, 2006
- Ricoh Company, Ltd.
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light deflection element, light deflection device and image display...
- Patent number 7,057,700
- Issue date Jun 6, 2006
- Ricoh Company, Ltd.
- Hiroyuki Sugimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical deflection device and optical deflection method that contro...
- Patent number 7,038,835
- Issue date May 2, 2006
- Ricoh Company, Ltd.
- Yumi Matsuki
- G02 - OPTICS
Information Patent Grant
Optical path deflecting element, optical path deflecting apparatus,...
- Patent number 6,919,982
- Issue date Jul 19, 2005
- Ricoh Company, Ltd.
- Shigeaki Nimura
- G02 - OPTICS
Information Patent Grant
Illumination system and projector
- Patent number 6,497,488
- Issue date Dec 24, 2002
- Ricoh Company, Ltd.
- Satoshi Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Liquid crystal display device
- Patent number 6,351,299
- Issue date Feb 26, 2002
- Ricoh Company, Ltd.
- Yasuyuki Takiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device having mixture to suppress changing s...
- Patent number 6,151,093
- Issue date Nov 21, 2000
- Ricoh Company, Ltd.
- Yasuyuki Takiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 6,061,042
- Issue date May 9, 2000
- Ricoh Company, Ltd.
- Hiroyuki Takahashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Plastic color filter manufacturing method and color filter manufact...
- Patent number 5,969,780
- Issue date Oct 19, 1999
- Ricoh Company, Ltd.
- Fuminao Matsumoto
- G02 - OPTICS
Information Patent Grant
Color liquid crystal device having thickness controlling layers dis...
- Patent number 5,623,353
- Issue date Apr 22, 1997
- Ricoh Company, Ltd.
- Akihiko Kanemoto
- G02 - OPTICS
Information Patent Grant
Liquid crystal prepolymer composition and liquid crystal display de...
- Patent number 5,496,497
- Issue date Mar 5, 1996
- Ricoh Company, Ltd.
- Yasuyuki Takiguchi
- G02 - OPTICS
Information Patent Grant
Color liquid crystal device having thickness controlling layers dis...
- Patent number 5,493,429
- Issue date Feb 20, 1996
- Ricoh Company, Ltd.
- Akihiko Kanemoto
- G02 - OPTICS
Information Patent Grant
Phase plate and liquid crystal display using same
- Patent number 5,472,635
- Issue date Dec 5, 1995
- Nippon Oil Company, Ltd.
- Shigeki Iida
- G02 - OPTICS
Information Patent Grant
Reflection type liquid crystal display with selective reflecting means
- Patent number 5,408,344
- Issue date Apr 18, 1995
- Ricoh Company, Inc.
- Yasuyuki Takiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device with improved viewing angle dependenc...
- Patent number 5,380,459
- Issue date Jan 10, 1995
- Ricoh Company, Ltd.
- Akihiko Kanemoto
- G02 - OPTICS
Information Patent Grant
Compensator for liquid crystal display
- Patent number 5,326,496
- Issue date Jul 5, 1994
- Nippon Oil Company Limited
- Shigeki Iida
- G02 - OPTICS
Information Patent Grant
Method for polarizing light
- Patent number 5,260,109
- Issue date Nov 9, 1993
- Nippon Oil Company, Limited
- Shigeki Iida
- G02 - OPTICS
Information Patent Grant
Liquid crystal color display device provided with a color filter fi...
- Patent number 5,250,214
- Issue date Oct 5, 1993
- Ricoh Company, Ltd.
- Akihiko Kanemoto
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Liquid Crystal Element, Optical Path Deflecting Element, and Image...
- Publication number 20080204608
- Publication date Aug 28, 2008
- Yohei Takano
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Image Display Device and Image Projection Device
- Publication number 20080151356
- Publication date Jun 26, 2008
- RICOH COMPANY, LTD.
- Kazuhiro Fujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image Processing Apparatus, Image Display Apparatus, Image Processi...
- Publication number 20080030527
- Publication date Feb 7, 2008
- Kenji Namie
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image display apparatus
- Publication number 20070008495
- Publication date Jan 11, 2007
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light path shift device and image display device
- Publication number 20060209295
- Publication date Sep 21, 2006
- Hiroyuki Sugimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Intermediate image formation optical system, image formation device...
- Publication number 20060192903
- Publication date Aug 31, 2006
- Atsushi Takaura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light deflection element, light deflection device and image display...
- Publication number 20060181671
- Publication date Aug 17, 2006
- Hiroyuki Sugimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical deflection device and optical deflection method that contro...
- Publication number 20060119927
- Publication date Jun 8, 2006
- Yumi Matsuki
- G02 - OPTICS
Information Patent Application
Optical device, display device, and three-dimension image display d...
- Publication number 20060039068
- Publication date Feb 23, 2006
- Toshiaki Tokita
- G02 - OPTICS
Information Patent Application
Image display apparatus and alternative current drive method
- Publication number 20050168455
- Publication date Aug 4, 2005
- Toshiharu Murai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Spatial light modulator and display device
- Publication number 20050111072
- Publication date May 26, 2005
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Imaging unit, optical write unit, optical read unit and image formi...
- Publication number 20040036829
- Publication date Feb 26, 2004
- Hiroyuki Sugimoto
- G02 - OPTICS
Information Patent Application
Optical deflection device and optical deflection method that contro...
- Publication number 20040021811
- Publication date Feb 5, 2004
- Yumi Matsuki
- G02 - OPTICS
Information Patent Application
Optical path deflecting element, optical path deflecting apparatus,...
- Publication number 20040001166
- Publication date Jan 1, 2004
- Shigeaki Nimura
- G02 - OPTICS
Information Patent Application
Image display apparatus
- Publication number 20030222980
- Publication date Dec 4, 2003
- Kazuya Miyagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light deflection element, light deflection device and image display...
- Publication number 20030098945
- Publication date May 29, 2003
- Hiroyuki Sugimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light deflection element, light deflection device and image display...
- Publication number 20020135729
- Publication date Sep 26, 2002
- Toshiaki Tokita
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20010005246
- Publication date Jun 28, 2001
- YASUYUKI TAKIGUCHI
- G02 - OPTICS

Yasuyuki Takiguchi

Person

Patents Grantslast 30 patents

Intermediate image formation optical system, image formation device...

Liquid crystal element, optical path deflecting element, and image...

Image display device and image projection device

Image processing apparatus, image display apparatus, image processi...

Image display apparatus and alternative current drive method

Light path shift device and image display device

Optical device, display device, and three-dimension image display d...

Light deflection element, light deflection device and image display...

Spatial light modulator and display device

Image display apparatus

Optical deflection device and optical deflection method that contro...

Imaging unit, optical write unit, optical read unit and image formi...

Image display apparatus

Light deflection element, light deflection device and image display...

Optical deflection device and optical deflection method that contro...

Optical path deflecting element, optical path deflecting apparatus,...

Illumination system and projector

Liquid crystal display device

Liquid crystal display device having mixture to suppress changing s...

Liquid crystal display device

Plastic color filter manufacturing method and color filter manufact...

Color liquid crystal device having thickness controlling layers dis...

Liquid crystal prepolymer composition and liquid crystal display de...

Color liquid crystal device having thickness controlling layers dis...

Phase plate and liquid crystal display using same

Reflection type liquid crystal display with selective reflecting means

Liquid crystal display device with improved viewing angle dependenc...

Compensator for liquid crystal display

Method for polarizing light

Liquid crystal color display device provided with a color filter fi...

Patents Applicationslast 30 patents

Liquid Crystal Element, Optical Path Deflecting Element, and Image...

Image Display Device and Image Projection Device

Image Processing Apparatus, Image Display Apparatus, Image Processi...

Image display apparatus

Light path shift device and image display device

Intermediate image formation optical system, image formation device...

Light deflection element, light deflection device and image display...

Optical deflection device and optical deflection method that contro...

Optical device, display device, and three-dimension image display d...

Image display apparatus and alternative current drive method

Spatial light modulator and display device

Imaging unit, optical write unit, optical read unit and image formi...

Optical deflection device and optical deflection method that contro...

Optical path deflecting element, optical path deflecting apparatus,...

Image display apparatus

Light deflection element, light deflection device and image display...

Light deflection element, light deflection device and image display...

LIQUID CRYSTAL DISPLAY DEVICE