Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11897249 | Vibration generator and apparatus for engraving an image | — | 2024-02-13 |
| 10981413 | Automatic continuous image engraving device | — | 2021-04-20 |
| 8468703 | Image card, image engraving device and image engraving method | — | 2013-06-25 |
| 8336215 | Image card, image engraving device and image engraving method | — | 2012-12-25 |
| 6976315 | Apparatus for engraving images and its adaptor | — | 2005-12-20 |