Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209342 | Tamper-resistant chemical sampling | Pax T. Williams, David C. Seibert, Thomas S. O'Donnell | 2021-12-28 |
| 10371607 | Tamper-resistant chemical sampling | Pax T. Williams, David C. Seibert, Thomas S. O'Donnell | 2019-08-06 |
| 5966296 | Bipolar-duty cycle controllable DC corona power supply | John P. Marcelletti | 1999-10-12 |
| 4924419 | System and a method for detecting a malfunction in the operation of a parts assembly machine | Dennis A. McIntyre | 1990-05-08 |