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Michiko HARUMOTO
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical connection structure
Patent number
9,366,832
Issue date
Jun 14, 2016
Sumitomo Electric Industries, Ltd.
Hajime Arao
G02 - OPTICS
Information
Patent Grant
Lens component
Patent number
9,335,492
Issue date
May 10, 2016
Sumitomo Electric Industries, Ltd.
Michiko Harumoto
G02 - OPTICS
Information
Patent Grant
Optical device
Patent number
9,182,601
Issue date
Nov 10, 2015
Sumitomo Electric Industries, Ltd.
Akira Inoue
G02 - OPTICS
Information
Patent Grant
Lens component and optical module provided with the same
Patent number
9,182,551
Issue date
Nov 10, 2015
Sumitomo Electric Industries, Ltd.
Masaki Oyagi
G02 - OPTICS
Information
Patent Grant
Optical waveguide grating and method of making the same
Patent number
6,580,854
Issue date
Jun 17, 2003
Sumitomo Electric Industries, Ltd.
Tadashi Enomoto
G02 - OPTICS
Information
Patent Grant
Long-period grating device
Patent number
6,563,984
Issue date
May 13, 2003
Sumitomo Electric Industries, Ltd.
Michiko Harumoto
G02 - OPTICS
Information
Patent Grant
Method for determining an aging condition for an optical waveguide...
Patent number
6,504,962
Issue date
Jan 7, 2003
Sumitomo Electric Industries, Ltd.
Shinji Ishikawa
G02 - OPTICS
Information
Patent Grant
Optical filter and method of making the same
Patent number
6,253,008
Issue date
Jun 26, 2001
Sumitomo Electric Industries, Ltd.
Michiko Harumoto
G02 - OPTICS
Information
Patent Grant
Method for determining a condition of aging for optical fiber grating
Patent number
6,137,931
Issue date
Oct 24, 2000
Sumitomo Electric Industries, Ltd.
Shinji Ishikawa
G02 - OPTICS
Information
Patent Grant
Optical filter
Patent number
6,072,927
Issue date
Jun 6, 2000
Sumitomo Electric Industries, Ltd.
Toru Iwashima
G02 - OPTICS
Information
Patent Grant
Diffraction grating type band-pass filter and method of making the...
Patent number
6,021,242
Issue date
Feb 1, 2000
Sumitomo Electric Industries
Michiko Harumoto
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL CONNECTION STRUCTURE
Publication number
20150286016
Publication date
Oct 8, 2015
Sumitomo Electric Industries, Ltd.
Hajime ARAO
G02 - OPTICS
Information
Patent Application
LENS COMPONENT AND OPTICAL MODULE PROVIDED WITH THE SAME
Publication number
20150010273
Publication date
Jan 8, 2015
Sumitomo Electric Industries, Ltd.
Masaki Oyagi
G02 - OPTICS
Information
Patent Application
LENS COMPONENT
Publication number
20140334785
Publication date
Nov 13, 2014
Sumitomo Electric Industries, Ltd.
Michiko HARUMOTO
G02 - OPTICS
Information
Patent Application
OPTICAL CONNECTING MEMBER AND OPTICAL MODULE
Publication number
20130299683
Publication date
Nov 14, 2013
Sumitomo Electric Industries, Ltd.
Mitsuaki Tamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL DEVICE
Publication number
20120328238
Publication date
Dec 27, 2012
Sumitomo Electric Industries, Ltd.
Akira INOUE
G02 - OPTICS
Information
Patent Application
Method for determining an aging condition for an optical waveguide...
Publication number
20020009281
Publication date
Jan 24, 2002
Shinji Ishikawa
G02 - OPTICS