Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661529 | Image data processing system | Masao Sanbongi | 2003-12-09 |
| 6473790 | Network system for serving information to mobile terminal apparatus | — | 2002-10-29 |
| 4896306 | Electronic scheduler capable of searching schedule data based on time | Masao Sanbongi | 1990-01-23 |