Reiichi Ohi

Person

Kanagawa, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing 2,2,4-trimethyl-6-hydroxy-7-substituted chromans
- Patent number 4,054,580
- Issue date Oct 18, 1977
- Fuji Photo Film Co., Ltd.
- Reiichi Ohi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Gelatino silver halide photosensitive material
- Patent number 4,054,458
- Issue date Oct 18, 1977
- Fuji Photo Film Co., Ltd.
- Katsuhiko Ohtani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic light-sensitive material
- Patent number 4,021,248
- Issue date May 3, 1977
- Fuji Photo Film Co., Ltd.
- Keisuke Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide color photographic materials
- Patent number 4,009,038
- Issue date Feb 22, 1977
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic silver halide emulsion
- Patent number 4,002,480
- Issue date Jan 11, 1977
- Fuji Photo Film Co., Ltd.
- Masanao Hinata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion
- Patent number 3,994,733
- Issue date Nov 30, 1976
- Fuji Photo Film Co., Ltd.
- Masanao Hinata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsions used for electron beam recording
- Patent number 3,982,044
- Issue date Sep 21, 1976
- Fuji Photo Film Co., Ltd.
- Junichi Matsuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Aryl-tetrazol-5-ylthio- and thioether-substituted hydroquinone comp...
- Patent number 3,975,395
- Issue date Aug 17, 1976
- Fuji Photo Film Co., Ltd.
- Reiichi Ohi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color photographic silver halide light-sensitive materials
- Patent number 3,960,570
- Issue date Jun 1, 1976
- Fuji Photo Film Co., Ltd.
- Yasushi Oishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic material containing fine silver halide particles and h...
- Patent number 3,960,568
- Issue date Jun 1, 1976
- Fuji Photo Film Co., Ltd.
- Tohru Sueyoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic material containing an organic compound...
- Patent number 3,957,491
- Issue date May 18, 1976
- Fuji Photo Film Co., Ltd.
- Reiichi Ohi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide emulsion containing an alkenyl benzothiazolium salt a...
- Patent number 3,954,478
- Issue date May 4, 1976
- Fuji Photo Film Co., Ltd.
- Naoki Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Alkylhydroquinone and process for producing the same
- Patent number 3,953,531
- Issue date Apr 27, 1976
- Fuji Photo Film Co., Ltd.
- Reiichi Ohi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fogged, direct-positive silver halide emulsion containing desensiti...
- Patent number 3,945,832
- Issue date Mar 23, 1976
- Fuji Photo Film Co., Ltd.
- Keisuke Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fogged, direct positive silver halide emulsion containing a nitro-s...
- Patent number 3,933,505
- Issue date Jan 20, 1976
- Fuji Photo Film Co., Ltd.
- Keisuke Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic sensitive material
- Patent number 3,930,863
- Issue date Jan 6, 1976
- Fuji Photo Film Co., Ltd.
- Keisuke Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Reiichi Ohi

Person

Patents Grantslast 30 patents

Process for producing 2,2,4-trimethyl-6-hydroxy-7-substituted chromans

Gelatino silver halide photosensitive material

Color photographic light-sensitive material

Silver halide color photographic materials

Photographic silver halide emulsion

Silver halide photographic emulsion

Silver halide photographic emulsions used for electron beam recording

Aryl-tetrazol-5-ylthio- and thioether-substituted hydroquinone comp...

Color photographic silver halide light-sensitive materials

Photographic material containing fine silver halide particles and h...

Silver halide photographic material containing an organic compound...

Silver halide emulsion containing an alkenyl benzothiazolium salt a...

Alkylhydroquinone and process for producing the same

Fogged, direct-positive silver halide emulsion containing desensiti...

Fogged, direct positive silver halide emulsion containing a nitro-s...

Color photographic sensitive material