Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971840 | Method of enhancing the aerodynamic performance of a fan | — | 2005-12-06 |
| 5443113 | Heat exchangers | Donald R. McCallum | 1995-08-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971840 | Method of enhancing the aerodynamic performance of a fan | — | 2005-12-06 |
| 5443113 | Heat exchangers | Donald R. McCallum | 1995-08-22 |