Tsutomu Watanabe

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Research Triangle Park, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Reduced fiber count networks, devices, and related methods
- Patent number 10,541,754
- Issue date Jan 21, 2020
- Sumitomo Electric Lightwave Corp.
- Tsutomu Watanabe
- G02 - OPTICS
Information Patent Grant
Optical fiber wire holder, fusion-splicing apparatus, cleaving appa...
- Patent number 6,668,128
- Issue date Dec 23, 2003
- Sumitomo Electric Industries, Ltd.
- Kazunari Hattori
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
REDUCED FIBER COUNT NETWORKS, DEVICES, AND RELATED METHODS
- Publication number 20200162162
- Publication date May 21, 2020
- Sumitomo Electric Lightwave Corp.
- Tsutomu Watanabe
- G02 - OPTICS
Information Patent Application
REDUCED FIBER COUNT NETWORKS, DEVICES, AND RELATED METHODS
- Publication number 20150326316
- Publication date Nov 12, 2015
- Sumitomo Electric Lightwave Corp.
- Tsutomu Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical fiber wire holder, fusion-splicing apparatus, cleaving appa...
- Publication number 20020031323
- Publication date Mar 14, 2002
- Kazunari Hattori
- G02 - OPTICS