Taketoshi Sato

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium and process for producing same
- Patent number 7,214,436
- Issue date May 8, 2007
- Sony Corporation
- Ryoichi Hiratsuka
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape cassette for magnetic recording
- Patent number 6,011,676
- Issue date Jan 4, 2000
- Sony Corporation
- Taketoshi Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,914,180
- Issue date Jun 22, 1999
- Sony Corporation
- Jota Ito
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having a backcoat composition with low ch...
- Patent number 5,786,093
- Issue date Jul 28, 1998
- Sony Corporation
- Hiroji Naruse
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,662,984
- Issue date Sep 2, 1997
- Sony Corporation
- Hidetoshi Honda
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic recording medium and process for producing same
- Publication number 20030224216
- Publication date Dec 4, 2003
- Ryoichi Hiratsuka
- G11 - INFORMATION STORAGE
Information Patent Application
Plasma chemical vapor deposition apparatus
- Publication number 20030217698
- Publication date Nov 27, 2003
- Ryoichi Hiratsuka
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...