Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11825017 | Call control apparatus, call processing continuation method and call control program | Takato Toda, Minoru Sakuma, Kotaro MIHARA | 2023-11-21 |
| 11803452 | Duplexed operation system and method therefor | Takato Toda, Kotaro MIHARA | 2023-10-31 |
| 11652683 | Failure notification system, failure notification method, failure notification device, and failure notification program | Kotaro MIHARA, Toshifumi Sano | 2023-05-16 |