Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6396919 | Telephone transaction support system and telephone call connection control system | Takashi Shimada, Kiyofumi Akita | 2002-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6396919 | Telephone transaction support system and telephone call connection control system | Takashi Shimada, Kiyofumi Akita | 2002-05-28 |