Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11949287 | Consolidated stator laminations | William E. Martin, Jerry L. Martin, Barron D. Grant, John M. Zedek | 2024-04-02 |
| D673667 | Cooling tower fan motor | Robert F. McElveen, William E. Martin, Timothy Cain | 2013-01-01 |
| D636862 | Cooling tower fan motor | Robert F. McElveen, William E. Martin | 2011-04-26 |
| 7880348 | Method of installing a permanent magnet motor in a cooling tower and a shroud used in connection therewith | Robert F. McElveen, William E. Martin | 2011-02-01 |
| 6798096 | Thermal barrier and cooling air deflector for totally enclosed motor | Stephen Douglas Browne, William L. Subler, Jack Whitley | 2004-09-28 |
| 6734584 | Thermal barrier and cooling air deflector for totally enclosed motor | Stephen Douglas Browne, William L. Subler, Jack Whitley | 2004-05-11 |