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Hidetoku Iida
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Ueda-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical fiber cable and method for manufacturing the same
Patent number
11,163,117
Issue date
Nov 2, 2021
ISHIHARA SANGYO CO., LTD.
Hidetoku Iida
G02 - OPTICS
Information
Patent Grant
Tapered optical fiber, manufacturing method thereof and manufacturi...
Patent number
9,383,514
Issue date
Jul 5, 2016
Ishihara Sangyo Co., Ltd.
Hidetoku Iida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for fabricating a multi-fiber polarization-maintaining fi...
Patent number
7,252,130
Issue date
Aug 7, 2007
Totoku Electric Co., Ltd.
Masanori Nonomura
G02 - OPTICS
Information
Patent Grant
Method and apparatus for fabricating a multi-fiber polarization-mai...
Patent number
6,926,793
Issue date
Aug 9, 2005
Totoku Electric Co., Ltd.
Masanori Nonomura
G02 - OPTICS
Information
Patent Grant
Method for manufacturing optical fiber assembly with polished end-f...
Patent number
5,559,916
Issue date
Sep 24, 1996
Totoku Electric Co., Ltd.
Kazuhiko Terao
G02 - OPTICS
Information
Patent Grant
End-face polished ferrule and its method of manufacture
Patent number
5,463,709
Issue date
Oct 31, 1995
Totoku Electric Co., Ltd.
Kazuhiko Terao
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL FIBER CABLE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20200355870
Publication date
Nov 12, 2020
ISHIHARA SANGYO CO., LTD.
Hidetoku IIDA
G02 - OPTICS
Information
Patent Application
OPTICAL COUPLER AND METHOD OF BRANCHING LIGHT USING THE OPTICAL COU...
Publication number
20160299293
Publication date
Oct 13, 2016
Ishihara Sangyo Co., Ltd.
Hidetoku IIDA
G02 - OPTICS
Information
Patent Application
TAPERED OPTICAL FIBER, MANUFACTURING METHOD THEREOF AND MANUFACTURI...
Publication number
20150131943
Publication date
May 14, 2015
Hidetoku Iida
G02 - OPTICS
Information
Patent Application
Apparatus for fabricating a multi-fiber polarization-maintaining fi...
Publication number
20040175091
Publication date
Sep 9, 2004
Totoku Electric Co., Ltd.
Masanori Nonomura
G02 - OPTICS
Information
Patent Application
Method and apparatus for fabricating a multi-fiber polarization-mai...
Publication number
20020129623
Publication date
Sep 19, 2002
TOTOKU ELECTRIC CO., LTD.
Masanori Nonomura
G02 - OPTICS