Seiichi Ogata

Person

Miyagi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of planarizing substrate, magnetic head and manufacturing me...
- Patent number 6,995,951
- Issue date Feb 7, 2006
- Sony Corporation
- Yoshihiko Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with magnetic metal film core having offset halves
- Patent number 6,278,576
- Issue date Aug 21, 2001
- Sony Corporation
- Seiichi Ogata
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing magnetic head
- Patent number 6,170,150
- Issue date Jan 9, 2001
- Sony Corporation
- Seiichi Ogata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and method of manufacturing the same
- Patent number 6,038,109
- Issue date Mar 14, 2000
- Sony Corporation
- Seiichi Ogata
- G11 - INFORMATION STORAGE
Information Patent Grant
Composite magnetic head having thin conductor film
- Patent number 6,014,291
- Issue date Jan 11, 2000
- Sony Corporation
- Makoto Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and method for producing the same
- Patent number 5,909,343
- Issue date Jun 1, 1999
- Sony Corporation
- Kyu Kanno
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with groove positioned to identify head orientation
- Patent number 5,883,766
- Issue date Mar 16, 1999
- Sony Corporation
- Seiichi Ogata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and a digital recording magnetic head
- Patent number 5,471,355
- Issue date Nov 28, 1995
- Sony Corporation
- Seiichi Ogata
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Method of planarizing substrate, magnetic head and manufacturing me...
- Publication number 20020187565
- Publication date Dec 12, 2002
- Yoshihiko Inoue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic head and manufacturing method therefor
- Publication number 20010042300
- Publication date Nov 22, 2001
- Seiichi Ogata
- G11 - INFORMATION STORAGE

Seiichi Ogata

Person

Patents Grantslast 30 patents

Method of planarizing substrate, magnetic head and manufacturing me...

Magnetic head with magnetic metal film core having offset halves

Method for producing magnetic head

Magnetic head and method of manufacturing the same

Composite magnetic head having thin conductor film

Magnetic head and method for producing the same

Magnetic head with groove positioned to identify head orientation

Magnetic head and a digital recording magnetic head

Patents Applicationslast 30 patents

Method of planarizing substrate, magnetic head and manufacturing me...

Magnetic head and manufacturing method therefor