Okosu Watanabe

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of fusion splicing single-mode optical fibers using an arc d...
- Patent number 4,948,412
- Issue date Aug 14, 1990
- Fujikura Ltd.
- Takeshi Yamada
- G02 - OPTICS
Information Patent Grant
Apparatus for fusion splicing optical fibers
- Patent number 4,878,933
- Issue date Nov 7, 1989
- Fujikura Ltd.
- Takeshi Yamada
- G02 - OPTICS
Information Patent Grant
Coaxial cable connection assembly with a transceiver
- Patent number 4,850,895
- Issue date Jul 25, 1989
- Fujikura Ltd.
- Katsuyuki Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for separating or synthesizing light signals
- Patent number 4,702,548
- Issue date Oct 27, 1987
- Fujikura Ltd.
- Masao Tanaka
- G02 - OPTICS
Information Patent Grant
Heater for heating heat shrinkable tube
- Patent number 4,680,449
- Issue date Jul 14, 1987
- Fujikura Ltd.
- Takeshi Yamada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL