Kouetsu Okuyama

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Tsuchiura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic tape device and method of controlling magnetic tape device
- Patent number 5,923,494
- Issue date Jul 13, 1999
- Hitachi, Ltd.
- Toshihiro Arisaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape library device and method for maintaining magnetic re...
- Patent number 5,495,371
- Issue date Feb 27, 1996
- Hitachi, Ltd.
- Takayuki Munemoto
- G11 - INFORMATION STORAGE