Tsuneo Kuwahara

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sintered body, magnetic head slider, and method of manufacturing si...
- Patent number 7,595,274
- Issue date Sep 29, 2009
- TDK Corporation
- Atsushi Hitomi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Acceleration sensor and magnetic disk drive apparatus
- Patent number 7,523,664
- Issue date Apr 28, 2009
- TDK Corporation
- Shigeru Shoji
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disc having a protective layer of cured radiation c...
- Patent number 5,580,633
- Issue date Dec 3, 1996
- TDK Corporation
- Tsuneo Kuwahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Photochromic material, photochromic thin film, clay thin film, and...
- Patent number 5,576,055
- Issue date Nov 19, 1996
- TDK Corporation
- Hideyuki Tagaya
- G02 - OPTICS
Information Patent Grant
Optical information medium
- Patent number 5,569,517
- Issue date Oct 29, 1996
- TDK Corporation
- Junji Tominaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc and method for making
- Patent number 5,536,456
- Issue date Jul 16, 1996
- TDK Corporation
- Tsuneo Kuwahara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Photochromic material, photochromic thin film, clay thin film, and...
- Patent number 5,474,715
- Issue date Dec 12, 1995
- TDK Corporation
- Hideyuki Tagaya
- G02 - OPTICS
Information Patent Grant
Optical disk having a hard coat layer
- Patent number 5,292,568
- Issue date Mar 8, 1994
- TDK Corporation
- Shin-ichi Tezuka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magneto optical disc
- Patent number 5,279,877
- Issue date Jan 18, 1994
- TDK Corporation
- Ryota Uchiyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Magneto-optical recording medium having plasma-polymerized protecti...
- Patent number 4,737,408
- Issue date Apr 12, 1988
- TDK Corporation
- Tsuneo Kuwahara
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
ACCELERATION SENSOR AND MAGNETIC DISK DRIVE APPARATUS
- Publication number 20070169552
- Publication date Jul 26, 2007
- TDK Corporation
- Shigeru Shoji
- G01 - MEASURING TESTING
Information Patent Application
sintered body, magnetic head slider, and method of manufacturing si...
- Publication number 20060293167
- Publication date Dec 28, 2006
- TDK Corporation
- Atsushi Hitomi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Tsuneo Kuwahara

Person

Patents Grantslast 30 patents

Sintered body, magnetic head slider, and method of manufacturing si...

Acceleration sensor and magnetic disk drive apparatus

Magneto-optical disc having a protective layer of cured radiation c...

Photochromic material, photochromic thin film, clay thin film, and...

Optical information medium

Optical disc and method for making

Photochromic material, photochromic thin film, clay thin film, and...

Optical disk having a hard coat layer

Magneto optical disc

Magneto-optical recording medium having plasma-polymerized protecti...

Patents Applicationslast 30 patents

ACCELERATION SENSOR AND MAGNETIC DISK DRIVE APPARATUS

sintered body, magnetic head slider, and method of manufacturing si...