Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905267 | Handheld welding tool with external air supply | — | 2011-03-15 |
| D631312 | Hot air tool | Leo Wallimann-Durrer, Christof Bigler, Peter Wirz | 2011-01-25 |
| D630921 | Heating element | Leo Wallimann-Durrer | 2011-01-18 |