Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854831 | Scroll compressor with plural discharge flow paths | Donald Yannascoli, Michael Hatzikazakis | 1989-08-08 |
| 4834633 | Scroll machine with wraps of different thicknesses | Donald Yannascoli, Michael Hatzikazakis | 1989-05-30 |
| 4811471 | Method of assembling scroll compressors | Donald Yannascoli, Michael Hatzikazakis | 1989-03-14 |
| 4795321 | Method of lubricating a scroll compressor | Donald Yannascoli, Michael Hatzikazakis | 1989-01-03 |
| 4795322 | Scroll compressor with oil thrust force on orbiting scroll | Donald Yannascoli, Michael Hatzikazakis | 1989-01-03 |