Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8662432 | Ball tube mill trunnion seal | Daniel P. Smith, John Sund, Paul A. Knight | 2014-03-04 |
| 8448888 | Ball tube mill trunnion seal | Daniel P. Smith, John Sund, Paul A. Knight | 2013-05-28 |
| 5894840 | Endotracheal tube holder | — | 1999-04-20 |
| 5733241 | Fiberoptic intubation stylet | — | 1998-03-31 |