Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9644899 | Heating element undulation patterns | Lawrence G. Cowburn, Scott Richard Duffney, Dennis R. Grantier | 2017-05-09 |
| 9579702 | Roller for forming heat transfer elements of heat exchangers | — | 2017-02-28 |