Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356382 | Percutaneous tract measuring and forming device | George J. Picha, Jim Gelbke | 1994-10-18 |
| 5343874 | Tract measuring device | George J. Picha, Dean J. Secrest | 1994-09-06 |