Yasuo Tamai

Person

Asaka, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Method of producing magnetic material with alkaline borohydrides
- Patent number 4,096,316
- Issue date Jun 20, 1978
- Fuji Photo Film Co., Ltd.
- Yasuo Tamai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic recording substance
- Patent number 4,076,861
- Issue date Feb 28, 1978
- Fuji Photo Film Co., Ltd.
- Masahiko Furukawa
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic recording member
- Patent number 4,071,654
- Issue date Jan 31, 1978
- Fuji Photo Film Co., Ltd.
- Hiroshi Ogawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the production of a ferromagnetic metal powder
- Patent number 4,069,073
- Issue date Jan 17, 1978
- Fuji Photo Film Co., Ltd.
- Eiichi Tadokoro
- G11 - INFORMATION STORAGE
Information Patent Grant
Electrophotographic color reproduction process employing photocondu...
- Patent number 4,063,946
- Issue date Dec 20, 1977
- Rank Xerox Ltd.
- Yasuo Tamai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for production of ferromagnetic powder
- Patent number 4,063,000
- Issue date Dec 13, 1977
- Fuji Photo Film Co., Ltd.
- Masashi Aonuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording material
- Patent number 4,049,871
- Issue date Sep 20, 1977
- Fuji Photo Film Co., Ltd.
- Hiroshi Ogawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Liquid developer for electrophotography
- Patent number 4,033,890
- Issue date Jul 5, 1977
- Fuji Photo Film Co., Ltd.
- Yasuo Tamai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing a magnetic material and magnetic recording me...
- Patent number 4,020,236
- Issue date Apr 26, 1977
- Fuji Photo Film Co., Ltd.
- Masashi Aonuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing process for liquid developer
- Patent number 4,019,993
- Issue date Apr 26, 1977
- Fuji Photo Film Co., Ltd.
- Yasuo Tamai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process of producing ferromagnetic materials
- Patent number 4,016,057
- Issue date Apr 5, 1977
- Fuji Photo Film Co., Ltd.
- Shin-ichiro Dezawa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Magnetic recording medium
- Patent number 4,009,111
- Issue date Feb 22, 1977
- Fuji Photo Film Co., Ltd.
- Yasuo Tamai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Ferromagnetic metal powder comprising lead and method for making th...
- Patent number 4,007,072
- Issue date Feb 8, 1977
- Fuji Photo Film Co., Ltd.
- Masashi Aonuma
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Milled and polar solvent extracted liquid developer
- Patent number 3,986,968
- Issue date Oct 19, 1976
- Rank Xerox Ltd.
- Yasuo Tamai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging systems
- Patent number 3,976,808
- Issue date Aug 24, 1976
- Xerox Corporation
- Satoru Honjo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Milled liquid developer
- Patent number 3,968,044
- Issue date Jul 6, 1976
- Rank Xerox Ltd.
- Yasuo Tamai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ferromagnetic powder for magnetic recording medium and method for p...
- Patent number 3,966,510
- Issue date Jun 29, 1976
- Fuji Photo Film Co., Ltd.
- Masashi Aonuma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrophotographic imaging process employing epoxy-ester containin...
- Patent number 3,963,486
- Issue date Jun 15, 1976
- Rank Xerox Ltd.
- Yasuo Tamai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive material
- Patent number 3,954,467
- Issue date May 4, 1976
- Fuji Photo Film Co., Ltd.
- Masaaki Takimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnetic recording medium
- Patent number 3,943,012
- Issue date Mar 9, 1976
- Fuji Photo Film Co., Ltd.
- Yasuo Tamai
- G11 - INFORMATION STORAGE

Yasuo Tamai

Person

Patents Grantslast 30 patents

Method of producing magnetic material with alkaline borohydrides

Magnetic recording substance

Magnetic recording member

Process for the production of a ferromagnetic metal powder

Electrophotographic color reproduction process employing photocondu...

Process for production of ferromagnetic powder

Magnetic recording material

Liquid developer for electrophotography

Process for producing a magnetic material and magnetic recording me...

Manufacturing process for liquid developer

Process of producing ferromagnetic materials

Magnetic recording medium

Ferromagnetic metal powder comprising lead and method for making th...

Milled and polar solvent extracted liquid developer

Imaging systems

Milled liquid developer

Ferromagnetic powder for magnetic recording medium and method for p...

Electrophotographic imaging process employing epoxy-ester containin...

Electrophotographic photosensitive material

Magnetic recording medium