Keiichi Maeda

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Mito, JP

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Patents Grantslast 30 patents

Information Patent Grant
Write inhibit tab for disc cartridge
- Patent number 5,991,261
- Issue date Nov 23, 1999
- Victor Company of Japan, Ltd.
- Keiichi Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Reel-locking mechanism for compact tape cassette
- Patent number 5,402,955
- Issue date Apr 4, 1995
- Victor Company of Japan, Ltd.
- Hitoshi Takahashi
- G11 - INFORMATION STORAGE