| 12,557,719 | SPOILS SIFTING AND GROUND SURFACE PREPARATION APPARATUSES AND SYSTEMS |
| 11,795,655 | BUCKET APPARATUSES, SYSTEMS, AND METHODS FOR ZERO TURN WORK MACHINES |
| 11,770,989 | TOW-BEHIND ROLLER TOOL APPARATUSES, SYSTEMS AND METHODS |
| 11,624,161 | ROLLER ATTACHMENTS FOR WORK MACHINES AND OPERATION THEREOF |
| 11,483,955 | SURFACE CONDITIONING DRAG TOOLS |
| 10,914,051 | WORK MACHINES INCLUDING AUTOMATIC GRADING FEATURES AND FUNCTIONS |
| 10,765,053 | ARTICULATING PITCH-ADJUSTABLE TOOL |
| 10,501,912 | GRADING TOOL COMPATIBLE WITH LIGHT DUTY WORK MACHINE |
| 10,508,411 | GRADING TOOLS FOR WORK MACHINES AND OPERATION THEREOF |
| 10,487,475 | WORK MACHINES INCLUDING AUTOMATIC GRADING FEATURES AND FUNCTIONS |
| 10,492,354 | SOIL WORKING MACHINES INCLUDING HEIGHT AND PITCH TOOL ADJUSTABILITY |
| 10,287,745 | WORK MACHINES INCLUDING AUTOMATIC GRADING FEATURES AND FUNCTIONS |
| 10,287,744 | WORK MACHINES INCLUDING AUTOMATIC GRADING FEATURES AND FUNCTIONS |
| 10,149,440 | EDGING TOOLS FOR WORK MACHINES |
| 10,039,222 | TOW-BEHIND GRADING TOOL AND OPERATION THEREOF |
| 9,883,621 | SELF-PROPELLED SOIL WORKING MACHINES |
| 9,826,672 | IMPLEMENT AND METHOD FOR PREPARING AND MAINTAINING DIRT ARENA FOOTING |
| 9,609,796 | GRADING TOOLS FOR WORK MACHINES AND OPERATION THEREOF |
| 9,332,687 | SELF-PROPELLED SOIL WORKING MACHINES |
| 8,944,176 | IMPLEMENT AND METHOD FOR PREPARING AND MAINTAINING DIRT ARENA FOOTING |
| 7,540,331 | SOIL WORKING IMPLEMENT WITH RETRACTABLE WHEELS |
| 7,478,682 | SCARIFYING RAKE DRAG |
| 6,902,182 | HITCH DEVICE |
| 7,066,275 | ROCK SEPARATOR WITH BEVELED TINES AND REMOVABLE GRATES |
| 7,055,698 | ROCK SEPARATOR |
| 6,739,404 | WHEEL SUPPORTED IMPLEMENT WHEEL SUPPORTED IMPLEMENT FOR WORKING AND GRADING SOIL |
| 5,806,605 | IMPLEMENT FOR PREPARING SEEDBEDS |
| RE39,889 | IMPLEMENT FOR PREPARING SEEDBEDS |