Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062763 | Metal blank with binder trim component | John R. Ewolski, James W. Walther | 2011-11-22 |
| 7971303 | Scraper tool for removing material from a surface of a metal work piece | Hari Prasad, Mark A. Schimming, James F. Keys, John R. Ewolski | 2011-07-05 |