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Etsuji Sugita
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Fussa-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cleaning tool for optical fiber connectors
Patent number
6,466,723
Issue date
Oct 15, 2002
NTT Advanced Technology Corporation
Taisei Miyake
B08 - CLEANING
Information
Patent Grant
Method of testing split ceramic alignment sleeve and apparatus ther...
Patent number
5,103,680
Issue date
Apr 14, 1992
Nippon Telegraph & Telephone Corporation
Kazunori Kanayama
G02 - OPTICS
Information
Patent Grant
Ferrule for optical fiber transmitting linearly polarized light and...
Patent number
5,016,970
Issue date
May 21, 1991
Nippon Telegraph & Telephone Corp.
Ryo Nagase
G02 - OPTICS
Information
Patent Grant
Plug-in optical fiber connector
Patent number
4,895,425
Issue date
Jan 23, 1990
Nippon Telegraph and Telephone Corporation
Shinichi Iwano
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Cleaning tool for optical fiber connectors
Publication number
20010033728
Publication date
Oct 25, 2001
Taisei Miyake
G02 - OPTICS