Akira KAWAI

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Musashino-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
CHARACTERISTIC MEASUREMENT APPARATUS, CHARACTERISTIC MEASUREMENT ME...
- Publication number 20250096919
- Publication date Mar 20, 2025
- Nippon Telegraph and Telephone Corporation
- Akira KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM, TRANSMITTER, AND CONTROL METHOD
- Publication number 20240413922
- Publication date Dec 12, 2024
- Nippon Telegraph and Telephone Corporation
- Akira KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVEGUIDE ESTIMATION APPARATUS, WAVEGUIDE ESTIMATION METHOD AND PRO...
- Publication number 20240259095
- Publication date Aug 1, 2024
- Nippon Telegraph and Telephone Corporation
- Akira KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE