Yoshifumi Sugiura

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Nisshin, JP

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Patents Grantslast 30 patents

Information Patent Grant
In-building CATV system, down-converter, up-converter and amplifier
- Patent number 6,973,670
- Issue date Dec 6, 2005
- Masprodenkoh Kabushikikaisha
- Keisuke Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE