Tsuyoshi Tada

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber cutter
- Patent number 9,678,274
- Issue date Jun 13, 2017
- Sei Optifrontier Co., Ltd.
- Masahiro Hasegawa
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Optical fiber cutter, and optical fiber cutter unit
- Patent number 9,229,166
- Issue date Jan 5, 2016
- Sei Optifrontier Co., Ltd.
- Masahiro Hasegawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FIBER CUTTER
- Publication number 20190064440
- Publication date Feb 28, 2019
- SEI Optifrontier Co., Ltd.
- Tsuyoshi TADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CUTTER
- Publication number 20140151425
- Publication date Jun 5, 2014
- Sumitomo Electric Industries, Ltd.
- Masahiro Hasegawa
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CUTTER, AND OPTICAL FIBER CUTTER UNIT
- Publication number 20130255084
- Publication date Oct 3, 2013
- Sumitomo Electric Industries, Ltd.
- Masahiro Hasegawa
- G02 - OPTICS