Jyoichi Tamada

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
MIG magnetic head structured to minimize pseudo-gap problem
- Patent number 5,270,894
- Issue date Dec 14, 1993
- Sanyo Electric Co., Ltd.
- Horiyuki Okuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having a single-crystal ferrite core
- Patent number 5,218,500
- Issue date Jun 8, 1993
- Sanyo Electric Co., Ltd.
- Hiroyuki Okuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with improved efficiency in both high and low frequen...
- Patent number 5,155,645
- Issue date Oct 13, 1992
- Sanyo Electric Co., Ltd.
- Tsukasa Shimizu
- G11 - INFORMATION STORAGE