Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9844818 | Flexible and extendible drill bit assembly | Richard M. Davidian | 2017-12-19 |
| 9751273 | Method and apparatus for making bags | Paul A. Selle, Kenneth C. Radtke, Charles H. Sauder, Paul Johnson, Arvid R. Johnson +6 more | 2017-09-05 |