Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7510247 | Ice resurfacing machine as well as system and method for ice maintenance | — | 2009-03-31 |
| 6948267 | Device for optimization of the thickness of an ice layer | — | 2005-09-27 |
| 5801353 | Superimposed sheet welding system including rotatable welding electrode and cooling rings | — | 1998-09-01 |