Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6125642 | Oil level control system | G. Thomas Seener, Roger D. Chamberlain, David C. Macke, Sr., Richard Livingston | 2000-10-03 |
| 5832744 | Distributor for refrigeration system | David Charles Dorste, Robert S. Ens | 1998-11-10 |
| 5524819 | Expansion and check valve combination | G. Thomas Seener, Dennis L. Hoehne | 1996-06-11 |
| 5423480 | Dual capacity thermal expansion valve | David Charles Dorste | 1995-06-13 |
| 5277364 | Dual capacity thermal expansion valve | David Charles Dorste | 1994-01-11 |
| 5232015 | Expansion valve with inlet strainer | Dennis L. Hoehne | 1993-08-03 |
| 5148684 | Injection valve for a refrigeration system | J. George Leimbach | 1992-09-22 |
| 5065595 | Thermostatic expansion valve | G. Thomas Seener | 1991-11-19 |
| 5038827 | Shuttle valve for a refrigeration system | Dennis L. Hoehne | 1991-08-13 |
| 4982578 | Refrigerant purge valve | G. Thomas Seener | 1991-01-08 |
| 4964567 | Expansion and check valve combination | G. Thomas Seener, Dennis L. Hoehne | 1990-10-23 |