Shigeru Semura

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide devices and methods of fabricating the same
- Patent number 6,477,308
- Issue date Nov 5, 2002
- Sumitomo Electric Industries, Ltd.
- Tetsuya Hattori
- G02 - OPTICS
Information Patent Grant
Optical device module and method for manufacturing the same
- Patent number 5,696,860
- Issue date Dec 9, 1997
- Sumitomo Electric Industries, Ltd.
- Shigeru Semura
- G02 - OPTICS
Information Patent Grant
Package with optical waveguide module mounted therein
- Patent number 5,673,345
- Issue date Sep 30, 1997
- Sumitomo Electric Industries, Ltd.
- Masahide Saito
- 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
Optical waveguide module having waveguide substrate made of predete...
- Patent number 5,625,730
- Issue date Apr 29, 1997
- Sumitomo Electric Industries, Ltd.
- Shinji Ishikawa
- G02 - OPTICS
Information Patent Grant
Method for manufacturing optical fiber coupler
- Patent number 5,620,494
- Issue date Apr 15, 1997
- Sumitomo Electric Industries, Ltd.
- Eisuke Sasaoka
- G02 - OPTICS
Information Patent Grant
Coupling structure of optical fibers and optical waveguides
- Patent number 5,513,290
- Issue date Apr 30, 1996
- Sumitomo Electric Industries, Ltd.
- Shinji Ishikawa
- G02 - OPTICS
Information Patent Grant
Method for assembling optical isolator and method for measuring iso...
- Patent number 5,471,306
- Issue date Nov 28, 1995
- Sumitomo Electric Industries, Ltd.
- Dai Yui
- G02 - OPTICS
Information Patent Grant
Optical waveguide module having a waveguide affixed thereto at a fi...
- Patent number 5,463,708
- Issue date Oct 31, 1995
- Sumitomo Electric Industries, Ltd.
- Dai Yui
- G02 - OPTICS
Information Patent Grant
Optical waveguide module
- Patent number 5,444,804
- Issue date Aug 22, 1995
- Sumitomo Electric Industries, Ltd.
- Dai Yui
- G02 - OPTICS
Information Patent Grant
Optical isolator
- Patent number 5,408,491
- Issue date Apr 18, 1995
- Sumitomo Electric Industries, Ltd.
- Shigeru Hirai
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical waveguide devices and methods of fabricating the same
- Publication number 20010041039
- Publication date Nov 15, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Tetsuya Hattori
- G02 - OPTICS

Shigeru Semura

Person

Patents Grantslast 30 patents

Optical waveguide devices and methods of fabricating the same

Optical device module and method for manufacturing the same

Package with optical waveguide module mounted therein

Arrayed optical fiber coupler and method of manufacturing the same

Optical waveguide module having waveguide substrate made of predete...

Method for manufacturing optical fiber coupler

Coupling structure of optical fibers and optical waveguides

Method for assembling optical isolator and method for measuring iso...

Optical waveguide module having a waveguide affixed thereto at a fi...

Optical waveguide module

Optical isolator

Patents Applicationslast 30 patents

Optical waveguide devices and methods of fabricating the same