| Class | Subclass | Patent |
| 200 | 61.41 | 07932473 |
| 310 | 07932474 | |
| 461 | 07932475 | |
| 201 | 1 | 07931782 |
| 3 | 07931783 | |
| 204 | 157.63 | 07931784 |
| 172 | 07931785 | |
| 273 | 07931786 | |
| 298.06 | 07931787 | |
| 403.02 | 07931788 | |
| 450 | 07931789 | |
| 07931790 | ||
| 459 | 07931791 | |
| 643 | 07931792 | |
| 205 | 304 | 07931793 |
| 406 | 07931794 | |
| 500 | 07931795 | |
| 206 | 219 | 07931140 |
| 315.7 | 07931141 | |
| 363 | 07931142 | |
| 373 | 07931143 | |
| 438 | 07931144 | |
| 454 | 07931145 | |
| 07931146 | ||
| 464 | 07931147 | |
| 470 | 07931148 | |
| 530 | 07931149 | |
| 554 | 07931150 | |
| 583 | 07931151 | |
| 208 | 59 | 07931796 |
| 07931797 | ||
| 112 | 07931798 | |
| 07931799 | ||
| 390 | 07931800 | |
| 209 | 519 | 07931152 |