Shigeki Yokoyama

Person

Minami-ashigara-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical compensatory sheet comprising substrate, orientation layer...
- Patent number 6,726,965
- Issue date Apr 27, 2004
- Fuji Photo Film Co., Ltd.
- Yoji Ito
- G02 - OPTICS
Information Patent Grant
Optical compensatory sheet comprising substrate, orientation layer...
- Patent number 6,606,140
- Issue date Aug 12, 2003
- Fuji Photo Film Co., Ltd.
- Yoji Ito
- G02 - OPTICS
Information Patent Grant
Optical compensatory sheet comprising substrate, orientation layer...
- Patent number 6,569,502
- Issue date May 27, 2003
- Fuji Photo Film Co., Ltd.
- Yoji Ito
- G02 - OPTICS
Information Patent Grant
Optical compensatory sheet comprising substrate and optically aniso...
- Patent number 6,485,798
- Issue date Nov 26, 2002
- Fuji Photo Film Co., Ltd.
- Eiichiro Aminaka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Optical compensatory sheet and liquid crystal display
- Patent number 6,380,996
- Issue date Apr 30, 2002
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G02 - OPTICS
Information Patent Grant
Liquid crystal composition comprising liquid crystal molecules and...
- Patent number 6,338,808
- Issue date Jan 15, 2002
- Fuji Photo Film Co., Ltd.
- Ken Kawata
- G02 - OPTICS
Information Patent Grant
Optically anisotropic sheet containing discotic liquid crystal mole...
- Patent number 6,245,398
- Issue date Jun 12, 2001
- Fuji Photo Film Co., Ltd.
- Koushin Matsuoka
- G02 - OPTICS
Information Patent Grant
Optical compensatory sheet
- Patent number 5,747,121
- Issue date May 5, 1998
- Fuji Photo Film Co., Ltd.
- Masaki Okazaki
- G02 - OPTICS
Information Patent Grant
Method for forming color image
- Patent number 5,183,729
- Issue date Feb 2, 1993
- Fuji Photo Film Co., Ltd.
- Hideki Naito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Pyrazoloazoleazomethine dyes
- Patent number 5,182,339
- Issue date Jan 26, 1993
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazoloazole series couplers
- Patent number 5,118,812
- Issue date Jun 2, 1992
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazoloazoleazomethine dyes
- Patent number 5,026,867
- Issue date Jun 25, 1991
- Shigeki Yokoyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazoloazoleazomethine dyes
- Patent number 4,921,968
- Issue date May 1, 1990
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic light-sensitive silver halide material containing an a...
- Patent number 4,891,306
- Issue date Jan 2, 1990
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic material comprising a protective layer c...
- Patent number 4,859,576
- Issue date Aug 22, 1989
- Fuji Photo Film Co., Ltd.
- Nobuaki Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of forming a color image
- Patent number H533
- Issue date Oct 4, 1988
- Keizo Kimura
- 430 - Radiation imagery chemistry: process, composition, or product thereof
Information Patent Grant
Photographic light-sensitive material containing a specified graft...
- Patent number 4,722,885
- Issue date Feb 2, 1988
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic element containing crosslinked copolymers
- Patent number 4,677,050
- Issue date Jun 30, 1987
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive material
- Patent number 4,649,102
- Issue date Mar 10, 1987
- Fuji Photo Film Co., Ltd.
- Yasuo Mukunoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive materials
- Patent number 4,624,913
- Issue date Nov 25, 1986
- Fuji Photo Film Co., Ltd.
- Nobuaki Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive materials
- Patent number 4,623,614
- Issue date Nov 18, 1986
- Fuji Photo Film Co., Ltd.
- Masakazu Yoneyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive materials
- Patent number 4,623,615
- Issue date Nov 18, 1986
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic light-sensitive material having improved antistaticity
- Patent number 4,622,288
- Issue date Nov 11, 1986
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silver halide photographic light-sensitive materials containing non...
- Patent number 4,558,001
- Issue date Dec 10, 1985
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silver halide photographic light-sensitive material containing a po...
- Patent number 4,555,480
- Issue date Nov 26, 1985
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive materials with antistati...
- Patent number 4,518,354
- Issue date May 21, 1985
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antistatic agent containing silver halide photographic light-sensit...
- Patent number 4,510,233
- Issue date Apr 9, 1985
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic materials
- Patent number 4,495,275
- Issue date Jan 22, 1985
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photographic light-sensitive material
- Patent number 4,388,402
- Issue date Jun 14, 1983
- Fuji Photo Film Co., Ltd.
- Yasuo Mukunoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Antistatic silver halide photographic light-sensitive material
- Patent number 4,374,924
- Issue date Feb 22, 1983
- Fuji Photo Film Co., Ltd.
- Shigeki Yokoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Optical compensatory sheet comprising substrate, orientation layer...
- Publication number 20030137627
- Publication date Jul 24, 2003
- Yoji Ito
- G02 - OPTICS

Shigeki Yokoyama

Person

Patents Grantslast 30 patents

Optical compensatory sheet comprising substrate, orientation layer...

Optical compensatory sheet comprising substrate, orientation layer...

Optical compensatory sheet comprising substrate, orientation layer...

Optical compensatory sheet comprising substrate and optically aniso...

Optical compensatory sheet and liquid crystal display

Liquid crystal composition comprising liquid crystal molecules and...

Optically anisotropic sheet containing discotic liquid crystal mole...

Optical compensatory sheet

Method for forming color image

Pyrazoloazoleazomethine dyes

Pyrazoloazole series couplers

Pyrazoloazoleazomethine dyes

Pyrazoloazoleazomethine dyes

Photographic light-sensitive silver halide material containing an a...

Silver halide photographic material comprising a protective layer c...

Method of forming a color image

Photographic light-sensitive material containing a specified graft...

Silver halide photographic element containing crosslinked copolymers

Silver halide photographic light-sensitive material

Silver halide photographic light-sensitive materials

Silver halide photographic light-sensitive materials

Silver halide photographic light-sensitive materials

Photographic light-sensitive material having improved antistaticity

Silver halide photographic light-sensitive materials containing non...

Silver halide photographic light-sensitive material containing a po...

Silver halide photographic light-sensitive materials with antistati...

Antistatic agent containing silver halide photographic light-sensit...

Silver halide photographic materials

Photographic light-sensitive material

Antistatic silver halide photographic light-sensitive material

Patents Applicationslast 30 patents

Optical compensatory sheet comprising substrate, orientation layer...