Yukio Komura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electric furnace extension method and extension apparatus for optic...
- Patent number 6,729,162
- Issue date May 4, 2004
- The Furukawa Electric Co., Ltd.
- Tetsuro Wada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Electric furnace extension method and extension apparatus for optic...
- Patent number 6,279,353
- Issue date Aug 28, 2001
- The Furukawa Electric Co., Ltd.
- Tetsuro Wada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for producing an optical fiber porous glass preform
- Patent number 6,012,305
- Issue date Jan 11, 2000
- The Furukawa Electric Co., Ltd.
- Masahide Kuwabara
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for production of optical fiber preform
- Patent number 6,003,342
- Issue date Dec 21, 1999
- The Furukawa Electric Co., Ltd.
- Yoshinori Ishida
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber coating apparatus and positioning method thereof
- Patent number 5,449,408
- Issue date Sep 12, 1995
- Furukawa Electric Co., Ltd.
- Hisashi Koaizawa
- G02 - OPTICS
Information Patent Grant
Optical fiber production method and production apparatus thereof
- Patent number 5,383,946
- Issue date Jan 24, 1995
- The Furukawa Electric Co., Ltd.
- Yasuhiro Naka
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Electric furnace extension method and extension apparatus for optic...
- Publication number 20090308106
- Publication date Dec 17, 2009
- FURUKAWA ELECTRIC CO., LTD.
- Tetsuro Wada
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Electric furnace extension method and extension apparatus for optic...
- Publication number 20040163421
- Publication date Aug 26, 2004
- THE FURUKAWA ELECTRIC CO., LTD.
- Tetsuro Wada
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Electric furnace extension method and extension apparatus for optic...
- Publication number 20010009104
- Publication date Jul 26, 2001
- THE FURUKAWA ELECTRIC CO., LTD.
- Tetsuro Wada
- C03 - GLASS MINERAL OR SLAG WOOL