Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666191 | Sheet printd information obliterating device | Noboru Inamine | 1997-09-09 |
| 5596925 | Method and device for pressure type stencil printing | — | 1997-01-28 |
| 5594528 | Flash bulb type thermal copying device | — | 1997-01-14 |
| 5592209 | Device and method for dot-matrix thermal recording | Koichi Okusawa | 1997-01-07 |