Katsuhiko Watanabe

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of processing glass optical fiber and method of drawing opti...
- Patent number 9,278,879
- Issue date Mar 8, 2016
- Furukawa Electric Co., Ltd.
- Yuta Aoki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for and method of processing glass optical fiber, method...
- Patent number 8,640,502
- Issue date Feb 4, 2014
- Furukawa Electric Co., Ltd.
- Yuta Aoki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for and method of processing glass optical fiber, method...
- Patent number 8,347,656
- Issue date Jan 8, 2013
- Furukawa Electric Co., Ltd.
- Yuta Aoki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Carbapenem derivatives, their preparation and their use as antibiotics
- Patent number 5,866,564
- Issue date Feb 2, 1999
- Sankyo Company, Limited
- Isao Kawamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carbapenem derivatives, their preparation and their use as antibiotics
- Patent number 5,712,267
- Issue date Jan 27, 1998
- Sankyo Company, Limited
- Isao Kawamoto
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF PROCESSING GLASS OPTICAL FIBER AND METHOD OF DRAWING OPTI...
- Publication number 20140069144
- Publication date Mar 13, 2014
- FURUKAWA ELECTRIC CO., LTD.
- Yuta Aoki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
APPARATUS FOR AND METHOD OF PROCESSING GLASS OPTICAL FIBER, METHOD...
- Publication number 20130118207
- Publication date May 16, 2013
- FURUKAWA ELECTRIC CO., LTD.
- Yuta Aoki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
APPARATUS FOR AND METHOD OF PROCESSING GLASS OPTICAL FIBER, METHOD...
- Publication number 20100319406
- Publication date Dec 23, 2010
- FURUKAWA ELECTRIC CO., LTD.
- Yuta Aoki
- C03 - GLASS MINERAL OR SLAG WOOL