Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12050559 | Data update device, data update method, data update program, and data structure | Shigenori Ohashi, Shigeru Fujimura, Tatsuro ISHIDA, Atsushi Nakadaira, Hiroki Watanabe | 2024-07-30 |
| 12015695 | User terminal, permission information management method, and permission information management program | Shigeru Fujimura, Akihito Akutsu, Tomokazu Yamada, Atsushi Nakadaira | 2024-06-18 |
| 11893583 | Settlement system, settlement method, user device, and settlement program | Shigenori Ohashi, Atsushi Nakadaira, Shigeru Fujimura, Masayoshi CHIKADA, Tatsuro ISHIDA +2 more | 2024-02-06 |
| 11876897 | Right holder terminal, permission information management method, and permission information management program | Shigeru Fujimura, Akihito Akutsu, Tomokazu Yamada, Atsushi Nakadaira | 2024-01-16 |
| 11716199 | Blockchain generation apparatus, blockchain verification apparatus, and program | Hiroki Watanabe, Akihito Akutsu, Yasuhiko Miyazaki, Atsushi Nakadaira, Shigeru Fujimura | 2023-08-01 |
| 11165567 | Permission information management system, and permission information management method | Shigeru Fujimura, Akihito Akutsu, Tomokazu Yamada, Atsushi Nakadaira | 2021-11-02 |
| 11139972 | Blockchain generation apparatus, blockchain generation method, blockchain verification apparatus, blockchain verification method, and program | Hiroki Watanabe, Akihito Akutsu, Yasuhiko Miyazaki, Atsushi Nakadaira, Shigeru Fujimura | 2021-10-05 |
| 10790963 | Blockchain generation apparatus, blockchain generation method, blockchain verification apparatus, blockchain verification method, and program | Hiroki Watanabe, Akihito Akutsu, Yasuhiko Miyazaki, Atsushi Nakadaira, Shigeru Fujimura | 2020-09-29 |