Tsunekazu Okada

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording apparatus with pilot signal recorded in successi...
- Patent number 5,315,457
- Issue date May 24, 1994
- Sony Corporation
- Koichi Ono
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor laser apparatus
- Patent number 4,843,610
- Issue date Jun 27, 1989
- Sony Corporation
- Tsunekazu Okada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser with complementary mesa structures
- Patent number 4,737,961
- Issue date Apr 12, 1988
- Sony Corporation
- Yoshifumi Mori
- H01 - BASIC ELECTRIC ELEMENTS