| Subclass | Subgroup | Patent |
| B26B | 5/00 | 10974398 |
| 19/388 | 10974399 | |
| 10974400 | ||
| 21/4012 | 10974401 | |
| 21/443 | 10974402 | |
| 21/521 | 10974403 | |
| 10974404 | ||
| 21/565 | 10974405 | |
| 29/02 | 10974406 | |
| B26D | 1/365 | 10974407 |
| 3/16 | 10974408 | |
| 7/0616 | 10974409 | |
| 7/18 | 10974410 | |
| 9/00 | 10974411 | |
| B26F | 1/384 | 10974412 |