| Class | Subclass | Patent |
| 141 | 27 | 07913720 |
| 86 | 07913721 | |
| 07913722 | ||
| 110 | 07913723 | |
| 197 | 07913724 | |
| 144 | 4.1 | 07913725 |
| 4.6 | 07913726 | |
| 24.12 | 07913727 | |
| 117.1 | 07913728 | |
| 134.1 | 07913729 | |
| 354 | 07913730 | |
| 356 | 07913731 | |
| 148 | 267 | 07914627 |
| 301 | 07914628 | |
| 336 | 07914629 | |
| 575 | 07914630 | |
| 149 | 45 | 07914631 |
| 07914632 | ||
| 07914633 |