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Kiyoshi Nakazawa
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical fiber jacket remover
Patent number
9,075,196
Issue date
Jul 7, 2015
Sumitomo Electric Industries, Ltd.
Toshihiko Homma
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Patent Grant
Optical fiber cutter storage case
Patent number
8,960,428
Issue date
Feb 24, 2015
SEI Optifrontier Co., Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Grant
Carrying case for an optical fiber cutter
Patent number
D657953
Issue date
Apr 24, 2012
Sumitomo Electric Industries, Ltd.
Masahiro Hasegawa
D03 - Travel goods and personal belongings
Information
Patent Grant
Optical fiber jacket stripper
Patent number
D641600
Issue date
Jul 19, 2011
Sumitomo Electric Industries, Ltd.
Masakazu Fukuda
D08 - Tools and hardware
Patents Applications
last 30 patents
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Patent Application
OPTICAL FIBER CUTTER STORAGE CASE
Publication number
20130056376
Publication date
Mar 7, 2013
Sumitomo Electric Industries, Ltd.
Masahiro Hasegawa
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER JACKET REMOVER
Publication number
20120279359
Publication date
Nov 8, 2012
SEI OPTIFRONTIER CO., LTD.
Toshihiko Homma
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS