Kouichi AKAHANE

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor optical device, semiconductor light source, and optic...
- Patent number 10,297,978
- Issue date May 21, 2019
- National Institute of Information and Communications Technology
- Atsushi Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL-TO-RADIO CONVERTER
- Publication number 20190020319
- Publication date Jan 17, 2019
- National Institute of Information and Communications Technology
- Toshimasa UMEZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SEMICONDUCTOR OPTICAL DEVICE, SEMICONDUCTOR LIGHT SOURCE, AND OPTIC...
- Publication number 20180375291
- Publication date Dec 27, 2018
- National Institute of Information and Communications Technology
- Atsushi MATSUMOTO
- H01 - BASIC ELECTRIC ELEMENTS