Takehiko Okada

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for assembling optical cable
- Patent number 6,615,571
- Issue date Sep 9, 2003
- Sumitomo Electric Industries, Ltd.
- Takehiko Okada
- G02 - OPTICS
Information Patent Grant
Extrusion coating apparatus
- Patent number 6,344,086
- Issue date Feb 5, 2002
- Sumitomo Electric Industries, Ltd.
- Takehiko Okada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus and method for making slotted rod for optical cable
- Patent number 6,190,583
- Issue date Feb 20, 2001
- Sumitomo Electric Industries Ltd.
- Shigeru Suemori
- G02 - OPTICS
Information Patent Grant
Method and apparatus for stranding tape-shaped optical fibers
- Patent number 5,536,528
- Issue date Jul 16, 1996
- Sumitomo Electric Industries, Ltd.
- Takashi Tanaka
- G02 - OPTICS