Toshihiko ISHIKAWA

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber, end part processing method of optical fiber, and end...
- Patent number 8,472,769
- Issue date Jun 25, 2013
- Hitachi Cable, Ltd.
- Masao Tachikura
- G02 - OPTICS
Information Patent Grant
Communication light detecting device
- Patent number 8,213,791
- Issue date Jul 3, 2012
- Hitachi Cable, Ltd.
- Seiji Kojima
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FIBER, END PART PROCESSING METHOD OF OPTICALFIBER, AND END...
- Publication number 20110110637
- Publication date May 12, 2011
- Hitachi Cable, Ltd.
- Masao TACHIKURA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR
- Publication number 20100329604
- Publication date Dec 30, 2010
- Hitachi Cable, Ltd.
- Seiji KOJIMA
- G02 - OPTICS
Information Patent Application
Communication Light Detecting Device
- Publication number 20100008676
- Publication date Jan 14, 2010
- Seiji Kojima
- G02 - OPTICS