Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11716199 | Blockchain generation apparatus, blockchain verification apparatus, and program | Hiroki Watanabe, Akihito Akutsu, Atsushi Nakadaira, Shigeru Fujimura, Junichi Kishigami | 2023-08-01 |
| 11139972 | Blockchain generation apparatus, blockchain generation method, blockchain verification apparatus, blockchain verification method, and program | Hiroki Watanabe, Akihito Akutsu, Atsushi Nakadaira, Shigeru Fujimura, Junichi Kishigami | 2021-10-05 |
| 10848315 | Contract agreement method, agreement verification method, contract agreement system, agreement verification device, contract agreement device, contract agreement program and agreement verification program | Hiroki Watanabe, Akihito Akutsu, Atsushi Nakadaira, Shigeru Fujimura | 2020-11-24 |
| 10790963 | Blockchain generation apparatus, blockchain generation method, blockchain verification apparatus, blockchain verification method, and program | Hiroki Watanabe, Akihito Akutsu, Atsushi Nakadaira, Shigeru Fujimura, Junichi Kishigami | 2020-09-29 |
| 10275398 | Content display device, content display method, and content display program | Kiyoshi Tanaka, Tetsuro Tokunaga, Mutsuhiro Nakashige | 2019-04-30 |