Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628755 | Transaction support system and information terminal unit connecting thereto | Takashi Shimada, Kiyofumi Akita, Shigeru Idei, Shinichi Tanaka, Keizo Nishi | 2003-09-30 |
| 6144940 | Apparatus for accepting request of processing through speech and its accepting method | Keizo Nishi | 2000-11-07 |