Kunio Kokura

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Ichihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber, and optical-fiber production method
- Patent number 9,958,604
- Issue date May 1, 2018
- Furukawa Electric Co., Ltd.
- Kunio Kokura
- G02 - OPTICS
Information Patent Grant
Optical fiber ribbon, and optical-fiber-ribbon production method
- Patent number 9,958,626
- Issue date May 1, 2018
- Furukawa Electric Co., Ltd.
- Kunio Kokura
- G02 - OPTICS
Information Patent Grant
Optical transmission line, negative dispersion optical fiber used f...
- Patent number 6,606,437
- Issue date Aug 12, 2003
- The Furukawa Electric Co., Ltd.
- Kazunori Mukasa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for forming fiber grating and fiber grating formed by the same
- Patent number 6,370,301
- Issue date Apr 9, 2002
- The Furukawa Electric Co. Ltd.
- Kunio Kokura
- G02 - OPTICS
Information Patent Grant
Optical fiber and its manufacturing method
- Patent number 6,069,988
- Issue date May 30, 2000
- The Furukawa Electric Co., Ltd.
- Kunio Kokura
- G02 - OPTICS
Information Patent Grant
Dispersion compensating optical fiber
- Patent number 5,673,354
- Issue date Sep 30, 1997
- The Furukawa Electric Co. Ltd.
- Youichi Akasaka
- G02 - OPTICS
Information Patent Grant
Dispersion compensating optical fiber for wavelength multiplex tran...
- Patent number 5,568,583
- Issue date Oct 22, 1996
- Furukawa Electric Co., Ltd.
- Youichi Akasaka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical Fiber Ribbon, and Optical-Fiber-Ribbon Production Method
- Publication number 20170299830
- Publication date Oct 19, 2017
- FURUKAWA ELECTRIC CO., LTD.
- Kunio Kokura
- G02 - OPTICS
Information Patent Application
Optical Fiber, and Optical-Fiber Production Method
- Publication number 20170285258
- Publication date Oct 5, 2017
- FURUKAWA ELECTRIC CO., LTD.
- Kunio Kokura
- G02 - OPTICS