Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410892 | Cooktop having a flat glass ceramic cooking surface | Nils Platt, Ray Callahan, Bernd Hopfenmueller | 2002-06-25 |
| 5423617 | Shelf mountable printing apparatus | Michael J. C. Marsh, Trevor M. Hodson, Tricia D. Ritter | 1995-06-13 |