Jun Kinugasa

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical amplication module, optical amplifier, optical communicatio...
- Patent number 7,773,295
- Issue date Aug 10, 2010
- Sumitomo Electric Industries, Ltd.
- Motoki Kakui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical amplification module, optical amplifier, optical communicat...
- Patent number 7,525,725
- Issue date Apr 28, 2009
- Sumitomo Electric Industries, Ltd.
- Motoki Kakui
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL AMPLIFICATION MODULE, OPTICAL AMPLIFIER, OPTICAL COMMUNICA...
- Publication number 20090185261
- Publication date Jul 23, 2009
- Sumitomo Electric Industries, Ltd.
- Motoki KAKUI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Optical amplification module, optical amplifier, optical communicat...
- Publication number 20030210844
- Publication date Nov 13, 2003
- Motoki Kakui
- H01 - BASIC ELECTRIC ELEMENTS