Katsumi Takano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light amplifier
- Patent number 5,760,949
- Issue date Jun 2, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Kuniaki Motoshima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gain-controllable optical amplifier and optical gain-control method
- Patent number 5,710,660
- Issue date Jan 20, 1998
- Kokusai Denshin Denwa Co., Ltd.
- Shu Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE