Tsutomu Okita

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium
- Patent number 6,376,083
- Issue date Apr 23, 2002
- Fuji Photo Film, Ltd.
- Yuichiro Murayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Radiation-setting composition containing (meth)acrylic copolymers c...
- Patent number 6,191,184
- Issue date Feb 20, 2001
- Fuji Photo Film Co., Ltd.
- Nobuo Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnetic recording medium having a lower layer containing a specifi...
- Patent number 5,908,691
- Issue date Jun 1, 1999
- Fuji Photo Film Co., Ltd.
- Yuichiro Murayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,747,157
- Issue date May 5, 1998
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising ferromagnetic powder and a spe...
- Patent number 5,702,821
- Issue date Dec 30, 1997
- Fuji Photo Film Co., Ltd.
- Yuichiro Murayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,700,541
- Issue date Dec 23, 1997
- Fuji Photo Film Co., Ltd.
- Tsutomu Okita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a carbon protective layer and a fl...
- Patent number 5,612,134
- Issue date Mar 18, 1997
- Fuji Photo Film Co., Ltd.
- Tsutomu Okita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,607,782
- Issue date Mar 4, 1997
- Fuji Photo Film Co., Ltd.
- Toshio Ishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a magnetic layer comprising a spec...
- Patent number 5,578,376
- Issue date Nov 26, 1996
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a cobalt thin film magnetic layer,...
- Patent number 5,567,524
- Issue date Oct 22, 1996
- Fuji Photo Film Co., Ltd.
- Toshio Ishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a magnetic layer and a sub lay...
- Patent number 5,560,983
- Issue date Oct 1, 1996
- Fuji Photo Film Co., Ltd.
- Toshio Ishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a magnetic layer containing ferrom...
- Patent number 5,525,418
- Issue date Jun 11, 1996
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a magnetic metallic thin film...
- Patent number 5,496,645
- Issue date Mar 5, 1996
- Fuji Photo Film Co., Ltd.
- Toshio Ishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a protective layer containing a te...
- Patent number 5,492,764
- Issue date Feb 20, 1996
- Fuji Photo Film Co., Ltd.
- Tsutomu Okita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a polyvinyl alkyl binder resin
- Patent number 5,484,661
- Issue date Jan 16, 1996
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a magnetic layer comprising ferrom...
- Patent number 5,458,979
- Issue date Oct 17, 1995
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a lubricant layer of a fluoroalkyl...
- Patent number 5,395,696
- Issue date Mar 7, 1995
- Fuji Photo Film Co., Ltd.
- Toshio Ishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having ferromagnetic powder, a binder con...
- Patent number 5,258,231
- Issue date Nov 2, 1993
- Fuji Photo Film Co., Ltd.
- Tsutomu Okita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a vinyl-chloride resin and a ureth...
- Patent number 5,153,063
- Issue date Oct 6, 1992
- Fuji Photo Film Co., Ltd.
- Tsutomu Okita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium wherein the magnetic layer has as the bin...
- Patent number 5,153,071
- Issue date Oct 6, 1992
- Fuji Photo Film Co., Ltd.
- Hideomi Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnetic recording medium having two magnetic layers each containin...
- Patent number 5,141,808
- Issue date Aug 25, 1992
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a surface with pores of specified...
- Patent number 5,126,215
- Issue date Jun 30, 1992
- Fuji Photo Film Co., Ltd.
- Masashi Aonuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a backcoat layer comprising non-ma...
- Patent number 5,098,783
- Issue date Mar 24, 1992
- Fuji Photo Film Co., Ltd.
- Hideomi Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium lubricated by a three component fatty aci...
- Patent number 5,091,268
- Issue date Feb 25, 1992
- Fuji Photo Film Co., Ltd.
- Yasuo Nishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a polyurethane resin having a...
- Patent number 5,084,341
- Issue date Jan 28, 1992
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium containing magnetic particles surface tre...
- Patent number 5,082,733
- Issue date Jan 21, 1992
- Fuji Photo Film Co., Ltd.
- Hideomi Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium containing a binder which is chemically b...
- Patent number 5,079,085
- Issue date Jan 7, 1992
- Fuji Photo Film Co., Ltd.
- Hiroshi Hashimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium in which the magnetic layer contains a vi...
- Patent number 5,068,145
- Issue date Nov 26, 1991
- Fuji Photo Film Co., Ltd.
- Hideomi Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium comprising a polar group containing resin...
- Patent number 5,061,564
- Issue date Oct 29, 1991
- Fuji Photo Film Co., Ltd.
- Takao Ohya
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,057,373
- Issue date Oct 15, 1991
- Fuji Photo Film Co., Ltd.
- Fumihiro Tokunaga
- G11 - INFORMATION STORAGE

Tsutomu Okita

Person

Patents Grantslast 30 patents

Magnetic recording medium

Radiation-setting composition containing (meth)acrylic copolymers c...

Magnetic recording medium having a lower layer containing a specifi...

Magnetic recording medium

Magnetic recording medium comprising ferromagnetic powder and a spe...

Magnetic recording medium

Magnetic recording medium having a carbon protective layer and a fl...

Magnetic recording medium

Magnetic recording medium having a magnetic layer comprising a spec...

Magnetic recording medium having a cobalt thin film magnetic layer,...

Magnetic recording medium comprising a magnetic layer and a sub lay...

Magnetic recording medium having a magnetic layer containing ferrom...

Magnetic recording medium comprising a magnetic metallic thin film...

Magnetic recording medium having a protective layer containing a te...

Magnetic recording medium having a polyvinyl alkyl binder resin

Magnetic recording medium having a magnetic layer comprising ferrom...

Magnetic recording medium having a lubricant layer of a fluoroalkyl...

Magnetic recording medium having ferromagnetic powder, a binder con...

Magnetic recording medium having a vinyl-chloride resin and a ureth...

Magnetic recording medium wherein the magnetic layer has as the bin...

Magnetic recording medium having two magnetic layers each containin...

Magnetic recording medium having a surface with pores of specified...

Magnetic recording medium having a backcoat layer comprising non-ma...

Magnetic recording medium lubricated by a three component fatty aci...

Magnetic recording medium comprising a polyurethane resin having a...

Magnetic recording medium containing magnetic particles surface tre...

Magnetic recording medium containing a binder which is chemically b...

Magnetic recording medium in which the magnetic layer contains a vi...

Magnetic recording medium comprising a polar group containing resin...

Magnetic recording medium