Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186207 | Press for transferring video prints to ceramic mugs and other surfaces | Donald C. Berghauser | 2001-02-13 |
| 5643387 | Instant color sublimation transfers | Donald C. Berghauser | 1997-07-01 |