Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10421130 | Accessory tool | James J. Van Essen, Brett A. Parendo, Michael J. Zimmermann | 2019-09-24 |
| 10252351 | Step drill bit | Courtney McCool, Smith C. Theiler, Richard Hohnl, Jr. | 2019-04-09 |