Akira Kagata

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Neyagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disc-shaped recording medium capable of recording data signals by m...
- Patent number 5,195,083
- Issue date Mar 16, 1993
- Matsushita Electric Industrial Co., Ltd.
- Ryoichi Imanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Information signal regenerating stylus and manufacturing method the...
- Patent number 4,596,009
- Issue date Jun 17, 1986
- Matsushita Electric Industrial Co., Ltd.
- Tetsuo Yoshikane
- G11 - INFORMATION STORAGE
Information Patent Grant
Information signal regenerating stylus and manufacturing method the...
- Patent number 4,534,136
- Issue date Aug 13, 1985
- Matsushita Electric Industrial Co., Ltd.
- Tetsuo Yoshikane
- G11 - INFORMATION STORAGE