Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804333 | Dynamically reconfigurable distributed interactive voice response system | Kiyoshi Maruyama | 2004-10-12 |
| 6721305 | Wireless message courier | Shun-Shing Chan, Michael C. Greenwood, Kiyoshi Maruyama | 2004-04-13 |