Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5720197 | Crimper assembly | Jeffrey M. Grau, Scott C. May | 1998-02-24 |
| 5505428 | Non-metallic identical half coupling | Ronald D. De Moss | 1996-04-09 |
| 5139049 | Refrigeration system service adapter | Jon Jensen, Steven M. Knowles | 1992-08-18 |
| 4923228 | Integral quick-connect tube connector | — | 1990-05-08 |
| 4889368 | Combination quick-connect and thread-disconnect tube connector | — | 1989-12-26 |
| 4793637 | Tube connector with indicator and release | John C. Field | 1988-12-27 |
| 4786029 | Connect-against-pressure coupling | Brian A. Mack, Phillip G. Fuerst | 1988-11-22 |
| 4745894 | Oil drain valve | Paul J. E. Fournier | 1988-05-24 |