Mayumi Hironaka

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Katano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical information recording and reproducing apparatus with variab...
- Patent number 5,600,616
- Issue date Feb 4, 1997
- Matsushita Electric Industrial Co., Ltd.
- Chikashi Inokuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase locked loop clock changeover apparatus in which the VCO is se...
- Patent number 5,268,654
- Issue date Dec 7, 1993
- Matsushita Electric Industrial Co., Ltd.
- Tadashige Furutani
- G06 - COMPUTING CALCULATING COUNTING