Yoshifumi Sakurai

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Perpendicular magnetization film
- Patent number 4,675,239
- Issue date Jun 23, 1987
- Sakurai; Yoshifumi
- Yoshifumi Sakurai
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetization film and the preparation thereof
- Patent number 4,588,647
- Issue date May 13, 1986
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Yoshifumi Sakurai
- G11 - INFORMATION STORAGE
Information Patent Grant
Laminated magnetic bubble device
- Patent number 4,516,222
- Issue date May 7, 1985
- Kureha Kagaku Kogyo Kabushiki Kaisha
- Yoshifumi Sakurai
- B82 - NANO-TECHNOLOGY