Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12354088 | Identifier change management apparatus, identifier change management method, and identifier change management program | Shigeru Fujimura, Shigenori Ohashi | 2025-07-08 |
| 12314349 | Content contract system, content contract method, and control terminal | Hiroki Watanabe, Shigeru Fujimura, Shigenori Ohashi, Tatsuro ISHIDA, Kota HIDAKA | 2025-05-27 |
| 12309285 | Identifier change management apparatus, identifier change management method, and identifier change management program | Shigeru Fujimura, Shigenori Ohashi | 2025-05-20 |
| 12248591 | Control server for sharing data using distributed ledger, data sharing system with distributed ledger, and control program for sharing data with distributed ledger | Tatsuro ISHIDA, Shigenori Ohashi, Shigeru Fujimura, Masayoshi CHIKADA | 2025-03-11 |
| 12223072 | Right-holder terminal, user terminal, and content usage method | Shigenori Ohashi, Shigeru Fujimura, Masayoshi CHIKADA, Tatsuro ISHIDA, Hiroki Watanabe | 2025-02-11 |