Hideaki Kosha

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing a backing layer of a magnetic recording mediu...
- Patent number 5,039,554
- Issue date Aug 13, 1991
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and the method for preparing the same
- Patent number 4,965,125
- Issue date Oct 23, 1990
- Fuji Photo Film Co., Ltd.
- Kouichi Masaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Abrasive tape
- Patent number 4,922,675
- Issue date May 8, 1990
- Fuji Photo Film Co., Ltd.
- Masami Sato
- B24 - GRINDING POLISHING
Information Patent Grant
Magnetic recording medium
- Patent number 4,886,703
- Issue date Dec 12, 1989
- Fuji Photo Film Co., Ltd.
- Kazuo Hasumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,803,121
- Issue date Feb 7, 1989
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,759,979
- Issue date Jul 26, 1988
- Fuji Photo Film Co., Ltd.
- Hideaki Kosha
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,740,418
- Issue date Apr 26, 1988
- Fuji Photo Film Co., Ltd.
- Hideaki Kosha
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,734,325
- Issue date Mar 29, 1988
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,729,922
- Issue date Mar 8, 1988
- Fuji Photo Film Co., Ltd.
- Kiyomi Ejiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,728,569
- Issue date Mar 1, 1988
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,696,858
- Issue date Sep 29, 1987
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,686,139
- Issue date Aug 11, 1987
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,649,072
- Issue date Mar 10, 1987
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing cobalt-modified ferromagnetic iron oxide
- Patent number 4,581,251
- Issue date Apr 8, 1986
- Fuji Photo Film Co., Ltd.
- Shin-ichiro Dezawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Method for estimating main cause of technical problem and method fo...
- Publication number 20060265343
- Publication date Nov 23, 2006
- Fuji Photo Film Co., Ltd.
- Hideaki Kosha
- G06 - COMPUTING CALCULATING COUNTING

Hideaki Kosha

Person

Patents Grantslast 30 patents

Process for preparing a backing layer of a magnetic recording mediu...

Magnetic recording medium and the method for preparing the same

Abrasive tape

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Process for producing cobalt-modified ferromagnetic iron oxide

Patents Applicationslast 30 patents

Method for estimating main cause of technical problem and method fo...