Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D870782 | Coated abrasive disc | Thomas P. Hanschen, Steven J. Keipert, Aaron K. Nienaber, Erin D. Spring, Brant A. Moegenburg +2 more | 2019-12-24 |
| D862538 | Coated abrasive disc | Thomas P. Hanschen, Steven J. Keipert, Aaron K. Nienaber, Brant A. Moegenburg, Eric M. Moore +1 more | 2019-10-08 |
| 10350642 | Method of shape sorting crushed abrasive particles | Melissa C. Schillo-Armstrong, Brian D. Goers | 2019-07-16 |
| D849066 | Coated abrasive disc | Thomas P. Hanschen, Steven J. Keipert, Aaron K. Nienaber, Brant A. Moegenburg, Eric M. Moore +1 more | 2019-05-21 |
| D849067 | Coated abrasive disc | Thomas P. Hanschen, Steven J. Keipert, Aaron K. Nienaber, Erin D. Spring, Brant A. Moegenburg +2 more | 2019-05-21 |