Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8348546 | Method for transferring a barrier | James B. Welch, Douglas E. Wilkinson, Patrick A. Leonhardt, Michael H. Oberth, Barry D. Stephens +1 more | 2013-01-08 |
| 8109692 | Barrier transfer device, system and method for the use thereof | James B. Welch, Douglas E. Wilkinson, Patrick A. Leonhardt, Michael H. Oberth, Barry D. Stephens +1 more | 2012-02-07 |