Hisanori Nakai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of sealing air holes in an optical fiber
- Patent number 8,800,323
- Issue date Aug 12, 2014
- Hitachi Metals, Ltd.
- Yoshinori Kurosawa
- G02 - OPTICS
Information Patent Grant
Optical fiber, optical fiber connecting method, and optical connector
- Patent number 7,658,550
- Issue date Feb 9, 2010
- Hitachi Cable Ltd.
- Yoshinori Kurosawa
- G02 - OPTICS
Information Patent Grant
Optical fiber, optical fiber connecting method, and optical connector
- Patent number 7,376,315
- Issue date May 20, 2008
- Hitachi Cable, Ltd.
- Yoshinori Kurosawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Shock detection optical fiber sensor
- Publication number 20120014637
- Publication date Jan 19, 2012
- Yasuyuki Hishida
- B60 - VEHICLES IN GENERAL
Information Patent Application
Optical fiber, optical fiber connecting method, and optical connector
- Publication number 20080250816
- Publication date Oct 16, 2008
- Hitachi Cable, Ltd.
- Yoshinori Kurosawa
- G02 - OPTICS
Information Patent Application
Optical fiber, optical fiber connecting method, and optical connector
- Publication number 20080253726
- Publication date Oct 16, 2008
- Hitachi Cable, Ltd.
- Yoshinori Kurosawa
- G02 - OPTICS
Information Patent Application
Optical fiber, optical fiber connecting method, and optical connector
- Publication number 20060204195
- Publication date Sep 14, 2006
- Yoshinori Kurosawa
- G02 - OPTICS