Yuichi Murakami

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber attenuator with attenuating dopant limited to a centr...
- Patent number 6,748,151
- Issue date Jun 8, 2004
- Showa Electric Wire & Cable Co., Ltd.
- Masaru Watanabe
- G02 - OPTICS
Information Patent Grant
Photo-sensitive fiber
- Patent number 6,221,555
- Issue date Apr 24, 2001
- Showa Electric Wire & Cable Co., Ltd.
- Yuichi Murakami
- G02 - OPTICS