Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439361 | Oil shield | Ernest F. Reynolds | 1995-08-08 |
| 5200872 | Internal protection circuit for electrically driven device | John R. D'Entremont, Howard H. Fraser, Jr. | 1993-04-06 |
| 5156139 | Controlled labyrinth heat exchanging oil nozzle assembly | — | 1992-10-20 |
| 5052486 | Method and apparatus for rapid and continuous hydration of polymer-based fracturing fluids | — | 1991-10-01 |
| 5022379 | Coaxial dual primary heat exchanger | — | 1991-06-11 |
| 4905661 | Heat exchanger | — | 1990-03-06 |
| 4563553 | Circuit breaker having integral cover/handle assembly | William I. Stephenson, Jr., Walter V. Bratkowski | 1986-01-07 |
| 4312279 | Compactor-feeder for solid waste incinerator | C. Conway Wilson | 1982-01-26 |