Satoshi Takehana

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Kamiyamada-machi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Twin-core ferrule structure for an optical connector
- Patent number 6,155,722
- Issue date Dec 5, 2000
- Totoku Electric Co., Ltd.
- Masanori Nonomura
- G02 - OPTICS
Information Patent Grant
Method of adhesive bonding optical fibers and optical fiber cord
- Patent number 6,102,583
- Issue date Aug 15, 2000
- Totoku Electric Co., Ltd.
- Hidehiko Shimizu
- G02 - OPTICS
Information Patent Grant
Optical attenuator and a method of making the same, an optical fibe...
- Patent number 5,875,277
- Issue date Feb 23, 1999
- Totoku Electric Co., Ltd.
- Ryu Izawa
- G02 - OPTICS