Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6030543 | Aircraft hydraulic fluid basestocks | Douglas G. Placek | 2000-02-29 |
| 5560849 | Synthetic ester lubricant having improved antiwear properties | Douglas G. Placek | 1996-10-01 |
| 5206404 | Triaryl phosphate ester composition and process for its preparation | Louis T. Gunkel, Douglas G. Placek, Michael Marino, John Crosby | 1993-04-27 |