Mikio Murai

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Lubricant composition magnetic recording medium, and process for pr...
- Patent number 6,303,227
- Issue date Oct 16, 2001
- Matsushita Electric Industrial Co., Ltd.
- Kenji Kuwahara
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for producing a magnetic recording medium having a carbon pr...
- Patent number 5,798,135
- Issue date Aug 25, 1998
- Matsushita Electric Industrial Co., Ltd.
- Hideyuki Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a carbon protective film containin...
- Patent number 5,776,602
- Issue date Jul 7, 1998
- Matsushita Electric Industrial Co., Ltd.
- Hideyuki Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing magnetic recording medium
- Patent number 5,670,107
- Issue date Sep 23, 1997
- Matsushita Electric Industrial Co., Ltd.
- Kenji Kuwahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and its manufacturing method
- Patent number 5,637,393
- Issue date Jun 10, 1997
- Matsuhita Electric Industrial Co., Ltd.
- Hideyuki Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing a magnetic recording medium including formi...
- Patent number 5,591,481
- Issue date Jan 7, 1997
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a ferromagnetic metal thin film, a...
- Patent number 5,589,263
- Issue date Dec 31, 1996
- Matsushita Electric Industrial Co., Ltd.
- Hideyuki Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing a magnetic recording medium
- Patent number 5,540,957
- Issue date Jul 30, 1996
- Matsushita Electric Industrial Co., Ltd.
- Hideyuki Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming film by plasma CVD
- Patent number 5,496,595
- Issue date Mar 5, 1996
- Matsushita Electric Industrial Co., Ltd.
- Hideyuki Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having improved running time and corrosio...
- Patent number 5,494,742
- Issue date Feb 27, 1996
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Seki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method of producing the same
- Patent number 5,451,427
- Issue date Sep 19, 1995
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a carbon protective layer and part...
- Patent number 5,443,888
- Issue date Aug 22, 1995
- Matsushita Electric Industrial Co., Ltd.
- Mikio Murai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium comprising a ferromagnetic metal film and...
- Patent number 5,364,690
- Issue date Nov 15, 1994
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of forming film by plasma CVD
- Patent number 5,328,737
- Issue date Jul 12, 1994
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing magnetic recording medium
- Patent number 5,322,716
- Issue date Jun 21, 1994
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming a film with plasma CVD process
- Patent number 5,302,424
- Issue date Apr 12, 1994
- Matsushita Electric Industrial Co., Ltd.
- Mikio Murai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium and method for making it
- Patent number 5,182,132
- Issue date Jan 26, 1993
- Matsushita Electric Industrial Co., Ltd.
- Mikio Murai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic record medium with a magnetic layer coated with successive...
- Patent number 5,137,784
- Issue date Aug 11, 1992
- Matsushita Electric Industrial Co., Ltd.
- Takashi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium incorporating metallic magnetic thin film
- Patent number 5,110,676
- Issue date May 5, 1992
- Matsushita Electric Industrial Co., Ltd.
- Mikio Murai
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing magnetic recording medium
- Patent number 5,104,685
- Issue date Apr 14, 1992
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,645,703
- Issue date Feb 24, 1987
- Matsushita Electric Industrial Co., Ltd.
- Takashi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,540,618
- Issue date Sep 10, 1985
- Matsushita Electric Industrial Co., Ltd.
- Takashi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,425,404
- Issue date Jan 10, 1984
- Matsushita Electric Industrial Co., Ltd.
- Takashi Suzuki
- G11 - INFORMATION STORAGE

Mikio Murai

Person

Patents Grantslast 30 patents

Lubricant composition magnetic recording medium, and process for pr...

Method for producing a magnetic recording medium having a carbon pr...

Magnetic recording medium having a carbon protective film containin...

Method for producing magnetic recording medium

Magnetic recording medium and its manufacturing method

Method of manufacturing a magnetic recording medium including formi...

Magnetic recording medium having a ferromagnetic metal thin film, a...

Method of manufacturing a magnetic recording medium

Method for forming film by plasma CVD

Magnetic recording medium having improved running time and corrosio...

Magnetic recording medium and method of producing the same

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

Magnetic recording medium comprising a ferromagnetic metal film and...

Method of forming film by plasma CVD

Method for producing magnetic recording medium

Method for forming a film with plasma CVD process

Magnetic recording medium and method for making it

Magnetic record medium with a magnetic layer coated with successive...

Magnetic recording medium incorporating metallic magnetic thin film

Method of producing magnetic recording medium

Magnetic recording medium

Magnetic recording medium

Magnetic recording medium