| Class | Subclass | Patent |
| 530 | 300 | 07906616 |
| 07906617 | ||
| 326 | 07906618 | |
| 331 | 07906619 | |
| 350 | 07906620 | |
| 07906621 | ||
| 351 | 07906622 | |
| 356 | 07906623 | |
| 387.3 | 07906624 | |
| 07906625 | ||
| 387.9 | 07906626 | |
| 402 | 07906627 | |
| 07906628 | ||
| 403 | 07906629 | |
| 416 | 07906630 | |
| 534 | 15 | 07906631 |
| 696 | 07906632 | |
| 536 | 18.7 | 07906633 |
| 23.1 | 07906634 | |
| 07906635 | ||
| 07906636 | ||
| 23.2 | 07906637 | |
| 23.4 | 07906638 | |
| 24.3 | 07906639 | |
| 24.31 | 07906640 | |
| 24.5 | 07906641 |