Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D928851 | Hood for a work machine | Felix Nagelin, John W. Krieger, Richard N. Knowles, William C. Martin, Thomas C. Boe +1 more | 2021-08-24 |
| D928203 | Push-out grille for a work machine | Richard N. Knowles, Felix Nagelin, John W. Krieger, William C. Martin, Thomas C. Boe | 2021-08-17 |
| D928204 | Front shoulder of a work machine | Richard N. Knowles, Felix Nagelin, John W. Krieger, William C. Martin, Thomas C. Boe | 2021-08-17 |
| D928353 | Set of halogen headlights | Felix Nagelin | 2021-08-17 |
| D928354 | Set of LED headlights | Felix Nagelin | 2021-08-17 |
| D910086 | Work machine | Eric A. Keen, Richard N. Knowles, Thomas C. Boe, Felix Nagelin, Thorsten Hagner +7 more | 2021-02-09 |