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Hiroaki Takimoto
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Yokohama, JP
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last 30 patents
Information
Patent Grant
Method of spacing fibers of optical fiber tapes and coupling the fi...
Patent number
5,695,540
Issue date
Dec 9, 1997
Sumitomo Electric Industries, Ltd.
Hiroshi Suganuma
G02 - OPTICS
Information
Patent Grant
Arrayed optical fiber coupler and method of manufacturing the same
Patent number
5,627,930
Issue date
May 6, 1997
Sumitomo Electric Industries, Ltd.
Yoichi Ishiguro
G02 - OPTICS
Information
Patent Grant
Reinforced multicore optical fiber coupler
Patent number
5,548,672
Issue date
Aug 20, 1996
Sumitomo Electric Industries, Ltd.
Tomoyuki Hattori
G02 - OPTICS
Information
Patent Grant
Protective structure for an optical fiber coupler and method for pr...
Patent number
5,430,821
Issue date
Jul 4, 1995
Soei International Patent Firm
Eisuke Sasoka
G02 - OPTICS
Information
Patent Grant
Method of producing optical fiber couplers using rectifier rods to...
Patent number
5,417,734
Issue date
May 23, 1995
Sumitomo Electric Industries, Ltd.
Hiroshi Suganuma
G02 - OPTICS
Information
Patent Grant
Clamp for use in optical fiber coupler manufacturing apparatus
Patent number
5,395,101
Issue date
Mar 7, 1995
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
G02 - OPTICS
Information
Patent Grant
Apparatus and method for removing a coating from a coated linear ma...
Patent number
5,389,192
Issue date
Feb 14, 1995
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
G02 - OPTICS
Information
Patent Grant
Reflection monitor optical fiber coupler manufacturing system and m...
Patent number
5,329,600
Issue date
Jul 12, 1994
Sumitomo Electric Industries, Ltd.
Eisuke Sasaoka
G02 - OPTICS
Information
Patent Grant
Optical fiber coupler and its manufacturing method
Patent number
5,325,450
Issue date
Jun 28, 1994
Sumitomo Electric Industries, Ltd.
Hiroshi Suganuma
G02 - OPTICS
Information
Patent Grant
Fiber coupler manufacturing apparatus having an automatic breaking...
Patent number
5,318,610
Issue date
Jun 7, 1994
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
G02 - OPTICS
Information
Patent Grant
Process for producing an optical fiber coupler
Patent number
5,309,536
Issue date
May 3, 1994
Sumitomo Electric Industries, Ltd.
Hiroshi Suganuma
G02 - OPTICS
Information
Patent Grant
Fiber coupler manufacturing apparatus having an automatic breaking...
Patent number
5,306,323
Issue date
Apr 26, 1994
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
G02 - OPTICS
Information
Patent Grant
Apparatus and method for removing a coating from a coated linear ma...
Patent number
5,306,378
Issue date
Apr 26, 1994
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
G02 - OPTICS
Information
Patent Grant
Optical-coupler reinforcing material and optical-coupler reinforcin...
Patent number
5,261,018
Issue date
Nov 9, 1993
Sumitomo Electric Industries, Ltd.
Hiroshi Suganuma
G02 - OPTICS
Information
Patent Grant
Reinforcing apparatus for optical-fiber coupler
Patent number
5,247,598
Issue date
Sep 21, 1993
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
G02 - OPTICS
Information
Patent Grant
Method of reinforcing optical fiber coupler
Patent number
5,208,883
Issue date
May 4, 1993
Sumitomo Electric Industries, Ltd.
Tomoyuki Hattori
G02 - OPTICS
Information
Patent Grant
Method and apparatus for producing optical fiber coupler
Patent number
5,205,851
Issue date
Apr 27, 1993
Sumitomo Electric Industries, Ltd.
Hiroshi Suganuma
G02 - OPTICS
Information
Patent Grant
Method of producing optical-fiber coupler
Patent number
5,176,730
Issue date
Jan 5, 1993
Sumitomo Electric Industries, Ltd.
Hiroshi Suganuma
G02 - OPTICS
Information
Patent Grant
Method and apparatus for producing optical fiber
Patent number
4,894,078
Issue date
Jan 16, 1990
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Gas reaction apparatus and multi-wall pipe type burner therefor
Patent number
4,661,140
Issue date
Apr 28, 1987
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Liquid replenishing apparatus
Patent number
4,622,988
Issue date
Nov 18, 1986
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Gas supplying apparatus
Patent number
4,563,312
Issue date
Jan 7, 1986
Sumitomo Electric Industries, Ltd.
Hiroaki Takimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...