Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12198167 | Quantum cryptographic device, quantum cryptographic communication fee calculation system, and quantum cryptographic communication fee calculation method | Kazuaki Doi, Yoshimichi Tanizawa, Hideaki Sato, Ririka Takahashi, Akira Murakami | 2025-01-14 |
| 11764952 | Application-key management system, application-key management device, application-key management method, and computer program product | Kazuaki Doi, Yoshimichi Tanizawa, Akira Murakami, Ririka Takahashi | 2023-09-19 |
| 11115198 | Key generation device, key generation method, and computer program product | Ririka Takahashi, Yoshimichi Tanizawa, Kazuaki Doi, Akira Murakami | 2021-09-07 |
| 10365538 | Quantum computer and quantum computing method | Satoshi Nakamura, Kouichi Ichimura, Hayato Goto | 2019-07-30 |
| 10068182 | Quantum computer and quantum computing method | Satoshi Nakamura, Kouichi Ichimura, Hayato Goto | 2018-09-04 |
| 9891499 | Acousto-optic modulator | Satoshi Nakamura, Hayato Goto, Kouichi Ichimura | 2018-02-13 |
| 9436061 | Acousto-optic modulator | Satoshi Nakamura, Hayato Goto, Kouichi Ichimura | 2016-09-06 |
| 9130598 | Decoding apparatus, decoding method, and decoding program for use in quantum error correction | Hayato Goto, Hironori Uchikawa, Kouichi Ichimura, Satoshi Nakamura | 2015-09-08 |