Ryosuke Isobe

Person

Hino, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium comprising a magnetic layer containing fe...
- Patent number 5,670,245
- Issue date Sep 23, 1997
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,527,603
- Issue date Jun 18, 1996
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising an underlayer containing .alph...
- Patent number 5,496,622
- Issue date Mar 5, 1996
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,458,948
- Issue date Oct 17, 1995
- Konica Corporation
- Takafumi Yanagita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,455,104
- Issue date Oct 3, 1995
- Konica Corporation
- Nobuyuki Sekiguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing magnetic recording medium
- Patent number 5,449,527
- Issue date Sep 12, 1995
- Konica Corporation
- Seiichi Tobisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a non magnetic underlayer and...
- Patent number 5,405,679
- Issue date Apr 11, 1995
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a magnetic layer with a specified...
- Patent number 5,340,635
- Issue date Aug 23, 1994
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a support and a plurality of l...
- Patent number 5,324,571
- Issue date Jun 28, 1994
- Konica Corporation
- Noboru Koyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a specified binder resin, spec...
- Patent number 5,242,752
- Issue date Sep 7, 1993
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising ferromagnetic powder and polar...
- Patent number 5,153,079
- Issue date Oct 6, 1992
- Konica Corporation
- Kunitsuna Sasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a polyurethane binder resin ha...
- Patent number 5,094,916
- Issue date Mar 10, 1992
- Konica Corporation
- Kunitsuna Sasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnetic recording medium
- Patent number 5,084,342
- Issue date Jan 28, 1992
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Production method for magnetic recording medium
- Patent number 5,061,516
- Issue date Oct 29, 1991
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,045,390
- Issue date Sep 3, 1991
- Konica Corporation
- Ryosuke Isobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,835,049
- Issue date May 30, 1989
- Konica Corporation
- Shu Ishiguro
- G11 - INFORMATION STORAGE
Information Patent Grant
Highly running-endurant magnetic recording medium
- Patent number 4,818,606
- Issue date Apr 4, 1989
- Konica Corporation
- Noboru Koyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media
- Patent number 4,713,293
- Issue date Dec 15, 1987
- Konishiroku Photo Industry Co., Ltd.
- Masao Asano
- G11 - INFORMATION STORAGE

Ryosuke Isobe

Person

Patents Grantslast 30 patents

Magnetic recording medium comprising a magnetic layer containing fe...

Magnetic recording medium

Magnetic recording medium comprising an underlayer containing .alph...

Magnetic recording medium

Magnetic recording medium

Method of producing magnetic recording medium

Magnetic recording medium comprising a non magnetic underlayer and...

Magnetic recording medium having a magnetic layer with a specified...

Magnetic recording medium comprising a support and a plurality of l...

Magnetic recording medium comprising a specified binder resin, spec...

Magnetic recording medium comprising ferromagnetic powder and polar...

Magnetic recording medium comprising a polyurethane binder resin ha...

Magnetic recording medium

Production method for magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Highly running-endurant magnetic recording medium

Magnetic recording media