Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4446920 | Method and apparatus for perforating or cutting with a solid fueled gas mixture | Andrew J. Woytek, John T. Lileck | 1984-05-08 |
| 4193976 | Removal of dinitrogen difluoride from nitrogen trifluoride | John T. Lileck, John Papinsick | 1980-03-18 |