Masakazu KIKAWADA

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transmitting device, receiving device, and quantum key distribution...
- Patent number 11,387,992
- Issue date Jul 12, 2022
- Kabushiki Kaisha Toshiba
- Masakazu Kikawada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Quantum communication system, transmitting apparatus, and receiving...
- Patent number 10,630,392
- Issue date Apr 21, 2020
- Kabushiki Kaisha Toshiba
- Masakazu Kikawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LASER WELDING METHOD AND METHOD FOR MANUFACTURING ROTARY ELECTRICAL...
- Publication number 20240416452
- Publication date Dec 19, 2024
- Kabushiki Kaisha Toshiba
- Masakazu KIKAWADA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
COIL, AND DYNAMO-ELECTRIC MACHINE
- Publication number 20220173629
- Publication date Jun 2, 2022
- Kabushiki Kaisha Toshiba
- Masakazu KIKAWADA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR WELDING COPPER-INCLUDING MEMBERS, AND METHOD FOR MANUFAC...
- Publication number 20210379698
- Publication date Dec 9, 2021
- Kabushiki Kaisha Toshiba
- Tetsuo SAKAI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
QUANTUM COMMUNICATION SYSTEM, TRANSMITTING APPARATUS, AND RECEIVING...
- Publication number 20200067601
- Publication date Feb 27, 2020
- KABUSHIKI KAISHA TOSHIBA
- Masakazu KIKAWADA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMITTING DEVICE, RECEIVING DEVICE, AND QUANTUM KEY DISTRIBUTION...
- Publication number 20190222415
- Publication date Jul 18, 2019
- KABUSHIKI KAISHA TOSHIBA
- Masakazu KIKAWADA
- G06 - COMPUTING CALCULATING COUNTING