Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10378826 | Heat Exchanger | Chad W. Meyers, James A. Phelan | 2019-08-13 |
| 10077933 | Air hood | Joseph Ray Harold, Roger B. Williams | 2018-09-18 |
| 9689621 | Heat exchanger | — | 2017-06-27 |
| 8966935 | Heat exchanger | — | 2015-03-03 |
| 8783057 | Refrigerant distributor | — | 2014-07-22 |
| 8474276 | Direct expansion ammonia refrigeration system and a method of direct expansion ammonia refrigeration | — | 2013-07-02 |
| 7958738 | Direct expansion ammonia refrigeration system and a method of direct expansion ammonia refrigeration | — | 2011-06-14 |
| 7712327 | Heat exchanger and method for defrosting a heat exchanger | John L. Wold, Roger B. Williams, Jeremy P. Olberding | 2010-05-11 |
| 7597137 | Heat exchanger system | Delbert A. Morris | 2009-10-06 |
| 6843509 | Coupler for use with metal conduits | — | 2005-01-18 |