Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11836457 | Signal processing apparatus, communication system, method performed by signal processing apparatus, storage medium for signal processing apparatus, method performed by communication terminal, and storage medium for communication terminal to receive text data from another communication terminal in response to a unique texting completion notice | Hidekazu HIRAOKA, Katsumi Yokomichi | 2023-12-05 |
| 11568154 | Signal processing apparatus, communication system, method performed by signal processing apparatus, storage medium for signal processing apparatus, method performed by communication terminal, and storage medium for communication terminal to receive text data from another communication terminal in response to a unique texting completion notice | Hidekazu HIRAOKA, Katsumi Yokomichi | 2023-01-31 |
| 11490142 | One-to-many communication system | Hidekazu HIRAOKA, Katsumi Yokomichi | 2022-11-01 |