Katsuya Fujisawa

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Plastic bonding method
- Patent number 8,580,069
- Issue date Nov 12, 2013
- Kuraray Co., Ltd.
- Tatsufumi Watanabe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Light-condensing film, liquid-crystal panel and backlight as well a...
- Patent number 8,477,267
- Issue date Jul 2, 2013
- Kuraray Co., Ltd.
- Katsuya Fujisawa
- B32 - LAYERED PRODUCTS
Information Patent Grant
Optical device provided with polarizing plate
- Patent number 7,952,802
- Issue date May 31, 2011
- Kuraray Co., Ltd.
- Hirofumi Tanabe
- B32 - LAYERED PRODUCTS
Information Patent Grant
Light-condensing film, liquid-crystal panel and backlight as well a...
- Patent number 7,852,435
- Issue date Dec 14, 2010
- Kuraray Co., Ltd.
- Katsuya Fujisawa
- B32 - LAYERED PRODUCTS
Information Patent Grant
Lens sheet and method for producing it
- Patent number 6,992,831
- Issue date Jan 31, 2006
- Kuraray Co., Ltd.
- Atsushi Nagasawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Lens sheet and method for producing it
- Patent number 6,798,576
- Issue date Sep 28, 2004
- Kuraray Co., Ltd.
- Atsushi Nagasawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of curing a mixture comprising an ionizing radiation curing...
- Patent number 6,610,372
- Issue date Aug 26, 2003
- Kuraray Co., Ltd.
- Atsushi Nagasawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Planar light source and display device using the same
- Patent number 6,425,675
- Issue date Jul 30, 2002
- Kuraray Co., Ltd.
- Ikuo Onishi
- G02 - OPTICS
Information Patent Grant
Panel light source device and display comprising it
- Patent number 6,086,212
- Issue date Jul 11, 2000
- Kuraray Co., Ltd.
- Ikuo Onishi
- G02 - OPTICS
Information Patent Grant
Image display apparatus with hydrophobic diffraction grating for an...
- Patent number 6,067,137
- Issue date May 23, 2000
- Kuraray Co., Ltd.
- Ikuo Ohnishi
- G02 - OPTICS
Information Patent Grant
Light diffusing sheet having a layer incorporated with light diffus...
- Patent number 6,002,464
- Issue date Dec 14, 1999
- Kuraray Co., Ltd.
- Katsuya Fujisawa
- G02 - OPTICS
Information Patent Grant
Video device utilizing a two-dimensional diffraction grating
- Patent number 5,754,342
- Issue date May 19, 1998
- Kuraray Co., Ltd.
- Ikuo Ohnishi
- G02 - OPTICS
Information Patent Grant
Image display apparatus
- Patent number 5,513,025
- Issue date Apr 30, 1996
- Kuraray Co., Ltd.
- Rikuji Watanabe
- G02 - OPTICS
Information Patent Grant
Optical low pass filter and imaging device using the same
- Patent number 5,467,224
- Issue date Nov 14, 1995
- Kuraray Co., Ltd.
- Ikuo Ohnishi
- G02 - OPTICS
Information Patent Grant
Optical low pass filter
- Patent number 4,998,800
- Issue date Mar 12, 1991
- Nippon Hoso Kyokai
- Yasuaki Nishida
- G02 - OPTICS
Information Patent Grant
Transmittance modulation photomask, process for producing the same,...
- Patent number 4,842,969
- Issue date Jun 27, 1989
- Kuraray Company, Ltd.
- Nobuhiro Kawatsuki
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Light-Condensing Film, Liquid-Crystal Panel and Backlight as well a...
- Publication number 20110126975
- Publication date Jun 2, 2011
- Katsuya Fujisawa
- G02 - OPTICS
Information Patent Application
OPTICAL DEVICE PROVIDED WITH POLARIZING PLATE
- Publication number 20100051192
- Publication date Mar 4, 2010
- Kuraray Co. Ltd.
- Hirofumi TANABE
- G02 - OPTICS
Information Patent Application
Optical device
- Publication number 20070159576
- Publication date Jul 12, 2007
- Kuraray Co. Ltd.
- Hirofumi Tanabe
- G02 - OPTICS
Information Patent Application
Light condensing film, liquid-crystal panel and backlight a well as...
- Publication number 20060279679
- Publication date Dec 14, 2006
- Katsuya Fujisawa
- G02 - OPTICS
Information Patent Application
Method for adhering plastic
- Publication number 20060237128
- Publication date Oct 26, 2006
- KURARAY CO., LTD.
- Tatsufumi Watanabe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Lens sheet and method for producing it
- Publication number 20040196560
- Publication date Oct 7, 2004
- Kuraray Co., Ltd.
- Atsushi Nagasawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Lens sheet and method for producing it
- Publication number 20030002161
- Publication date Jan 2, 2003
- Kuraray Co., Ltd.
- Atsushi Nagasawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Method of curing a mixture comprising an ionizing radiation curing...
- Publication number 20020155228
- Publication date Oct 24, 2002
- Kuraray Co., Ltd.
- Atsushi Nagasawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Planar light source and display device using the same
- Publication number 20010053074
- Publication date Dec 20, 2001
- Kuraray Co., Ltd
- Ikuo Onishi
- G02 - OPTICS

Katsuya Fujisawa

Person

Patents Grantslast 30 patents

Plastic bonding method

Light-condensing film, liquid-crystal panel and backlight as well a...

Optical device provided with polarizing plate

Light-condensing film, liquid-crystal panel and backlight as well a...

Lens sheet and method for producing it

Lens sheet and method for producing it

Method of curing a mixture comprising an ionizing radiation curing...

Planar light source and display device using the same

Panel light source device and display comprising it

Image display apparatus with hydrophobic diffraction grating for an...

Light diffusing sheet having a layer incorporated with light diffus...

Video device utilizing a two-dimensional diffraction grating

Image display apparatus

Optical low pass filter and imaging device using the same

Optical low pass filter

Transmittance modulation photomask, process for producing the same,...

Patents Applicationslast 30 patents

Light-Condensing Film, Liquid-Crystal Panel and Backlight as well a...

OPTICAL DEVICE PROVIDED WITH POLARIZING PLATE

Optical device

Light condensing film, liquid-crystal panel and backlight a well as...

Method for adhering plastic

Lens sheet and method for producing it

Lens sheet and method for producing it

Method of curing a mixture comprising an ionizing radiation curing...

Planar light source and display device using the same