Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10439807 | Communication device, communication system, and communication method | Yoshimichi Tanizawa | 2019-10-08 |
| 10348492 | Quantum key distribution device, quantum key distribution system, and quantum key distribution method | Yoshimichi Tanizawa, Hideaki Sato, Kazuaki Doi, Akira Murakami | 2019-07-09 |
| 10341097 | Communication device, quantum key distribution system, quantum key distribution method, and computer program product | Yoshimichi Tanizawa | 2019-07-02 |
| 10223182 | Communication device, communication system, and computer program product | — | 2019-03-05 |