Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6128419 | Image processing apparatus having scanner and method for sharing the scanner with an optical mark reader | — | 2000-10-03 |
| 5305376 | Facsimile machine with voice answer unit | — | 1994-04-19 |
| 5150400 | Method of controlling a data terminal equipment for equalizing a transmission line characteristic and data terminal equipment using the same | — | 1992-09-22 |
| 5077742 | Error-corrected facsimile communication control system | Naoki Tsumura, Shigetaka Tanaka | 1991-12-31 |
| 4926463 | Data communication apparatus having a reprogrammable voice memory | — | 1990-05-15 |