Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6877074 | Apparatus having durable storage | Arimasa Naitoh, Shinji Matsushima | 2005-04-05 |
| 6604049 | Spatial information using system, system for obtaining information, and server system | — | 2003-08-05 |