Yoshifumi Ota

Person

Yachimata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Chemical vapor deposition apparatus of in-line type
- Patent number 5,288,329
- Issue date Feb 22, 1994
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium
- Patent number 5,250,339
- Issue date Oct 5, 1993
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Noriaki Tani
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording member
- Patent number 5,198,309
- Issue date Mar 30, 1993
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing transparent conductive films
- Patent number 5,180,476
- Issue date Jan 19, 1993
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Satoru Ishibashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording media manufactured by a process in which a negat...
- Patent number 5,147,734
- Issue date Sep 15, 1992
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing transparent conductive film comprising indium...
- Patent number 5,116,479
- Issue date May 26, 1992
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording member
- Patent number 5,069,983
- Issue date Dec 3, 1991
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing perpendicular type magnetic recording member
- Patent number 5,024,854
- Issue date Jun 18, 1991
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Co-based alloy sputter target and process of manufacturing the same
- Patent number 4,832,810
- Issue date May 23, 1989
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Abrasion resistant magnetic recording member
- Patent number 4,804,590
- Issue date Feb 14, 1989
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical magnetic recording member
- Patent number 4,683,176
- Issue date Jul 28, 1987
- Nihonshinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical magnetic recording member
- Patent number 4,661,420
- Issue date Apr 28, 1987
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for manufacturing of abrasion resistant magnetic recordin...
- Patent number 4,655,167
- Issue date Apr 7, 1987
- Nikon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium and manufacturing process thereof
- Patent number 4,587,179
- Issue date May 6, 1986
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing of abrasion resisting magnetic recording pr...
- Patent number 4,581,245
- Issue date Apr 8, 1986
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Kyuzo Nakamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Ferromagnetic high speed sputtering apparatus
- Patent number 4,412,907
- Issue date Nov 1, 1983
- Nihon Shinku Gijutsu Kabushiki Kaisha
- Akio Ito
- H01 - BASIC ELECTRIC ELEMENTS

Yoshifumi Ota

Person

Patents Grantslast 30 patents

Chemical vapor deposition apparatus of in-line type

Magnetic recording medium

Magnetic recording member

Method for producing transparent conductive films

Magnetic recording media manufactured by a process in which a negat...

Process for producing transparent conductive film comprising indium...

Magnetic recording member

Method of manufacturing perpendicular type magnetic recording member

Co-based alloy sputter target and process of manufacturing the same

Abrasion resistant magnetic recording member

Optical magnetic recording member

Optical magnetic recording member

Apparatus for manufacturing of abrasion resistant magnetic recordin...

Magnetic recording medium and manufacturing process thereof

Method of manufacturing of abrasion resisting magnetic recording pr...

Ferromagnetic high speed sputtering apparatus