Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9938439 | Production tool to make abrasive particles with grooves | John T. Boden, Dwight D. Erickson, Scott R. Culler, Negus B. Adefris | 2018-04-10 |
| 9890309 | Abrasive article with shaped abrasive particles with grooves | John T. Boden, Dwight D. Erickson, Scott R. Culler, Negus B. Adefris | 2018-02-13 |