Ryuji Shirahata

Person

Odawara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for generating interpolated image data
- Patent number 5,825,429
- Issue date Oct 20, 1998
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for producing a magnetic disk
- Patent number 5,547,704
- Issue date Aug 20, 1996
- Fuji Photo Film Co., Ltd.
- Yasuo Nagashima
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,988,535
- Issue date Jan 29, 1991
- Fuji Photo Film Co., Ltd.
- Yoshihiro Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing magnetic recording media
- Patent number 4,885,189
- Issue date Dec 5, 1989
- Fuji Photo Film Co., Ltd.
- Tadashi Yasunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,835,068
- Issue date May 30, 1989
- Fuji Photo Film Co., Ltd.
- Yoshihiro Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for preparing magnetic recording medium
- Patent number 4,743,467
- Issue date May 10, 1988
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing magnetic recording medium
- Patent number 4,724,156
- Issue date Feb 9, 1988
- Fuji Photo Film Co., Ltd.
- Yoshihiro Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method for a magnetic recording medium
- Patent number 4,713,262
- Issue date Dec 15, 1987
- Fuji Photo Film Co., Ltd.
- Tadashi Yasunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing magnetic recording material
- Patent number 4,702,938
- Issue date Oct 27, 1987
- Fuji Photo Film Co., Ltd.
- Tadashi Yasunaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for recording information by irradiation of, an deposition...
- Patent number 4,700,198
- Issue date Oct 13, 1987
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,690,857
- Issue date Sep 1, 1987
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having iron nitride recording layer
- Patent number 4,673,610
- Issue date Jun 16, 1987
- Fuji Photo Film Company, Limited
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for preparing a magnetic recording medium
- Patent number 4,661,421
- Issue date Apr 28, 1987
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,661,418
- Issue date Apr 28, 1987
- Fuji Photo Film Co., Ltd.
- Akio Yanai
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for preparing magnetic recording medium
- Patent number 4,652,460
- Issue date Mar 24, 1987
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing magnetic recording medium
- Patent number 4,643,915
- Issue date Feb 17, 1987
- Fuji Photo Film Co., Ltd.
- Yoshihiro Arai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process of forming ultrafine pattern
- Patent number 4,626,315
- Issue date Dec 2, 1986
- Fuji Photo Film Co., Ltd.
- Tatsuji Kitamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic recording medium
- Patent number 4,622,271
- Issue date Nov 11, 1986
- Fuji Photo Film Co., Ltd.
- Yoshihiro Arai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for producing magnetic recording medium
- Patent number 4,604,293
- Issue date Aug 5, 1986
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of preparing a magnetic recording medium
- Patent number 4,601,912
- Issue date Jul 22, 1986
- Fuji Photo Film Co., Ltd.
- Yoshihiro Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,600,638
- Issue date Jul 15, 1986
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of preparing a magnetic recording medium
- Patent number 4,588,656
- Issue date May 13, 1986
- Fuji Photo Film Co., Ltd.
- Tatsuji Kitamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,588,636
- Issue date May 13, 1986
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,582,746
- Issue date Apr 15, 1986
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,578,311
- Issue date Mar 25, 1986
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing magnetic recording materials
- Patent number 4,557,948
- Issue date Dec 10, 1985
- Fuji Photo Film Co., Ltd.
- Nobuyuki Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for manufacturing magnetic recording media
- Patent number 4,546,725
- Issue date Oct 15, 1985
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium manufacturing apparatus
- Patent number 4,526,131
- Issue date Jul 2, 1985
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
System of manufacturing magnetic recording media
- Patent number 4,511,594
- Issue date Apr 16, 1985
- Fuji Photo Film Co., Ltd.
- Akio Yanai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media
- Patent number 4,503,119
- Issue date Mar 5, 1985
- Fuji Photo Film Co., Ltd.
- Ryuji Shirahata
- G11 - INFORMATION STORAGE

Ryuji Shirahata

Person

Patents Grantslast 30 patents

Apparatus and method for generating interpolated image data

Method for producing a magnetic disk

Magnetic recording medium

Method of producing magnetic recording media

Magnetic recording medium

Method for preparing magnetic recording medium

Method of manufacturing magnetic recording medium

Manufacturing method for a magnetic recording medium

Process for producing magnetic recording material

Process for recording information by irradiation of, an deposition...

Magnetic recording medium

Magnetic recording medium having iron nitride recording layer

Method for preparing a magnetic recording medium

Magnetic recording medium

Process for preparing magnetic recording medium

Process for producing magnetic recording medium

Process of forming ultrafine pattern

Magnetic recording medium

Process for producing magnetic recording medium

Method of preparing a magnetic recording medium

Magnetic recording medium

Method of preparing a magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Process for producing magnetic recording materials

Apparatus for manufacturing magnetic recording media

Magnetic recording medium manufacturing apparatus

System of manufacturing magnetic recording media

Magnetic recording media