Isao Tomita

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Atsugi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical amplifier
- Patent number 9,065,243
- Issue date Jun 23, 2015
- Nippon Telegraph and Telephone Corporation
- Masaki Asobe
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL AMPLIFIER DEVICE
- Publication number 20150036210
- Publication date Feb 5, 2015
- Masaki Asobe
- H01 - BASIC ELECTRIC ELEMENTS