Kazunori Watanabe

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spacer for optical fiber cable, method for producing said spacer, a...
- Patent number 6,915,051
- Issue date Jul 5, 2005
- Ube Nitto Kasei Co., Ltd.
- Toku Ishii
- G02 - OPTICS
Information Patent Grant
Spacer for optical fiber cable and optical fiber cable using the sp...
- Patent number 6,795,625
- Issue date Sep 21, 2004
- Ube Nitto Kasei Co., Ltd.
- Toku Ishii
- G02 - OPTICS
Information Patent Grant
Planar lightwave circuit platform and method for manufacturing the...
- Patent number 6,631,235
- Issue date Oct 7, 2003
- The Furukawa Electric Co., Ltd.
- Hiroshi Kawashima
- G02 - OPTICS
Information Patent Grant
Optical waveguide component
- Patent number 6,257,769
- Issue date Jul 10, 2001
- The Furukawa Electric Co., Ltd.
- Tomohiro Watanabe
- G02 - OPTICS
Information Patent Grant
Optical cable and optical cable chamber element
- Patent number 6,122,426
- Issue date Sep 19, 2000
- Sumitomo Electric Industries, Ltd.
- Hiroki Ishikawa
- G02 - OPTICS
Information Patent Grant
Optical fiber and its manufacturing method
- Patent number 6,069,988
- Issue date May 30, 2000
- The Furukawa Electric Co., Ltd.
- Kunio Kokura
- G02 - OPTICS
Information Patent Grant
Multicore optical connector and method of producing the connector
- Patent number 6,045,269
- Issue date Apr 4, 2000
- The Furukawa Electric Co., Ltd.
- Tomohiro Watanabe
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Thin-diameter coaxial cable and method of producing the same
- Publication number 20050230145
- Publication date Oct 20, 2005
- Toku Ishii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Spacer for optical fiber cable, method for producing said spacer, a...
- Publication number 20050031275
- Publication date Feb 10, 2005
- Ube-Nitto Kasai Co., Ltd.
- Toku Ishii
- G02 - OPTICS