Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6314749 | Self-clearing vacuum pump with external cooling for evacuating refrigerant storage devices and systems | — | 2001-11-13 |
| 5551249 | Liquid chiller with bypass valves | — | 1996-09-03 |
| 5465590 | Refrigerant reclaim with air purge | David S. Brainard | 1995-11-14 |
| 5357768 | Refrigerant reclaim method and apparatus | — | 1994-10-25 |
| 5291743 | Refrigerant reclaim with automatic air purge | David S. Brainard | 1994-03-08 |
| 5245840 | Refrigerant reclaim method and apparatus | — | 1993-09-21 |
| 5243832 | Refrigerant reclaim method and apparatus | — | 1993-09-14 |
| 5195333 | Refrigerant reclaim method and apparatus | — | 1993-03-23 |
| 5176008 | Refrigerant reclaim method and apparatus | — | 1993-01-05 |
| 5101641 | Compact refrigerant reclaim apparatus | — | 1992-04-07 |
| 5086630 | Refrigerant reclaim apparatus | — | 1992-02-11 |
| 5072593 | Refrigerant reclaim method and apparatus | — | 1991-12-17 |
| 5050401 | Compact refrigerant reclaim apparatus | — | 1991-09-24 |
| 4998416 | Refrigerant reclaim method and apparatus | — | 1991-03-12 |
| 4967570 | Refrigerant reclaim method and apparatus | — | 1990-11-06 |
| 4953357 | Safety refrigerant storage cylinder | — | 1990-09-04 |
| 4718245 | Refrigeration system with bypass valves | — | 1988-01-12 |
| 4689969 | Refrigerated gas separation apparatus | — | 1987-09-01 |
| 4366679 | Evaporator plate for ice cube making apparatus | — | 1983-01-04 |
| 4341087 | Automatic ice cube making apparatus | — | 1982-07-27 |