Yukio TOYOSHIMA

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Musashino-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical buffer unit, optical signal processing apparatus, optical l...
- Patent number 12,063,462
- Issue date Aug 13, 2024
- Nippon Telegraph and Telephone Corporation
- Yukio Toyoshima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL TRANSMISSION SYSTEM, OPTICAL RECEIVING APPARATUS, AND DELAY...
- Publication number 20240305370
- Publication date Sep 12, 2024
- Nippon Telegraph and Telephone Corporation
- Keita NISHIMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACCEPTANCE JUDGMENT APPARATUS AND ACCEPTANCE JUDGMENT METHOD
- Publication number 20230362238
- Publication date Nov 9, 2023
- Nippon Telegraph and Telephone Corporation
- Keita NISHIMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM, TRANSMITTER, RECEIVER AND COMMUNICATION METHOD
- Publication number 20230319441
- Publication date Oct 5, 2023
- Nippon Telegraph and Telephone Corporation
- Yukio TOYOSHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL MAIN SIGNAL PROCESSING NODE APPARATUS AND CONTROL METHOD OF...
- Publication number 20230216591
- Publication date Jul 6, 2023
- Nippon Telegraph and Telephone Corporation
- Kota Asaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL BUFFER UNIT, OPTICAL SIGNAL PROCESSING APPARATUS, OPTICAL L...
- Publication number 20230095348
- Publication date Mar 30, 2023
- Nippon Telegraph and Telephone Corporation
- Yukio TOYOSHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE