Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5724614 | Circuits provide input/output module connections having the input receptacle being connected to neutral wiring terminal and the output receptacle being connected to hot wiring terminal | Arthur James Marshall, John Anthony Ecton, Jr. | 1998-03-03 |
| 5134856 | Oil pressure maintenance for screw compressor | Joseph W. Pillis | 1992-08-04 |
| 4840033 | Ice builder and control system therefor | — | 1989-06-20 |
| 4646526 | Method and apparatus for making fragmentary ice | — | 1987-03-03 |
| 4457681 | Volume ratio control means for axial flow helical screw type compressor | — | 1984-07-03 |
| 4404810 | Method of making ice using hot gas defrost | — | 1983-09-20 |
| 4378680 | Shell and tube ice-maker with hot gas defrost | — | 1983-04-05 |
| 4324109 | Ice-making apparatus with hot gas defrost | — | 1982-04-13 |
| 4185467 | Icemaker liquid refrigerant defrost system | — | 1980-01-29 |