Hisao Yui

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heating device for optical-fiber reinforcement, and optical-fiber f...
- Patent number 8,992,101
- Issue date Mar 31, 2015
- Sei Optifrontier Co., Ltd.
- Masakazu Fukuda
- G02 - OPTICS
Information Patent Grant
Heating device for optical-fiber reinforcement, and optical-fiber f...
- Patent number 8,950,955
- Issue date Feb 10, 2015
- Sei Optifrontier Co., Ltd.
- Masakazu Fukuda
- G02 - OPTICS
Information Patent Grant
Carrying case for an optical fiber fusion splicer
- Patent number D709286
- Issue date Jul 22, 2014
- SEI Optrifrontier Co., Ltd.
- Hiroshi Takayanagi
- D03 - Travel goods and personal belongings
Information Patent Grant
Carrying case for an optical fiber fusion splicer
- Patent number D652212
- Issue date Jan 17, 2012
- Sumitomo Electric Industries, Ltd.
- Hiroshi Takayanagi
- D03 - Travel goods and personal belongings

Patents Applicationslast 30 patents

Information Patent Application
HEATING DEVICE FOR OPTICAL-FIBER REINFORCEMENT, AND OPTICAL-FIBER F...
- Publication number 20130315544
- Publication date Nov 28, 2013
- SEI Optifrontier Co., Ltd.
- Masakazu Fukuda
- G02 - OPTICS
Information Patent Application
HEATING DEVICE FOR OPTICAL-FIBER REINFORCEMENT, AND OPTICAL-FIBER F...
- Publication number 20130230286
- Publication date Sep 5, 2013
- SEI Optifrontier Co., Ltd.
- Masakazu Fukuda
- G02 - OPTICS