Sachiko Takeuchi

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Yokohama-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
Optical transmission device and optical transmission system
- Publication number 20060228117
- Publication date Oct 12, 2006
- Matsushita Electric Industrial Co., Ltd.
- Sachiko Takeuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Automatic intermediate frequency stabilization control in optical s...
- Publication number 20020018271
- Publication date Feb 14, 2002
- Matsushita Electric Industrial Co., Ltd.
- Sachiko Takeuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE