Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641379 | Load bearing ribs for fixed scroll | Tracy L. Milliff, John R. Williams | 2003-11-04 |
| 6428293 | Heat shield with seal between end cap and non-orbiting scroll | Zili Sun, Thomas R. Barito, Robert Carl Witham, Gregory William Hahn | 2002-08-06 |
| 6379133 | Scroll compressor with reduced stiction surface for check valve | Gregory William Hahn, David M. Fenocchi, John R. Williams, Tracy L. Milliff | 2002-04-30 |
| 6375444 | Axial pressure seal lubricator | — | 2002-04-23 |
| 6287089 | Scroll compressor with heat shield | John R. Williams, Tracy L. Milliff, Joe T. Hill, Gene Fields | 2001-09-11 |
| 6224356 | Check valve stop and ports | Tracy L. Milliff | 2001-05-01 |