Yukio Ishii

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber ribbon
- Patent number 9,411,115
- Issue date Aug 9, 2016
- Furukawa Electric Co., Ltd.
- Hiroki Tanaka
- G02 - OPTICS
Information Patent Grant
Buffered optical fiber and manufacturing method thereof
- Patent number 7,539,383
- Issue date May 26, 2009
- The Furukawa Electric Co., Ltd.
- Akira Sendai
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Sintered silicon carbide with graphite added thereto, sintered comp...
- Patent number 5,998,318
- Issue date Dec 7, 1999
- Tanken Seal Seiko Co., Ltd.
- Hiroshi Takanami
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FIBER RIBBON
- Publication number 20150234140
- Publication date Aug 20, 2015
- FURUKAWA ELECTRIC CO., LTD.
- Hiroki TANAKA
- G02 - OPTICS
Information Patent Application
METHOD AND DEVICE FOR HIGH-TEMPERATURE COMBUSTION USING FUEL AND AQ...
- Publication number 20120308941
- Publication date Dec 6, 2012
- Saburo Ishiguro
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
BUFFERED OPTICAL FIBER AND MANUFACTURING METHOD THEREOF
- Publication number 20080131062
- Publication date Jun 5, 2008
- THE FURUKAWA ELECTRIC CO., LTD.
- Akira Sendai
- G02 - OPTICS