Takashi Kishi

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing magneto-optical recording medium
- Patent number 5,741,541
- Issue date Apr 21, 1998
- Sony Corporation
- Etsuro Ikeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium having a rave earth-transition met...
- Patent number 5,585,197
- Issue date Dec 17, 1996
- Sony Corporation
- Etsuro Ikeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium
- Patent number 5,476,713
- Issue date Dec 19, 1995
- Sony Corporation
- Toru Abiko
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 5,325,353
- Issue date Jun 28, 1994
- Sony Corporation
- Koji Sasaki
- G11 - INFORMATION STORAGE