Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5509463 | Saddle type heat exchanger | James K. Callaway, Sr., Danny W. Callaway | 1996-04-23 |
| 5038853 | Heat exchange assembly | James K. Callaway, Sr., Danny W. Callaway | 1991-08-13 |