| Class | Subclass | Patent |
| 235 | 375 | 07918386 |
| 07918387 | ||
| 376 | 07918388 | |
| 379 | 07918389 | |
| 380 | 07918390 | |
| 07918391 | ||
| 07918392 | ||
| 381 | 07918393 | |
| 449 | 07918394 | |
| 451 | 07918395 | |
| 07918396 | ||
| 462.11 | 07918397 | |
| 462.41 | 07918398 | |
| 462.45 | 07918399 | |
| 472.01 | 07918400 | |
| 472.02 | 07918401 | |
| 491 | 07918402 | |
| 492 | 07918403 | |
| 494 | 07918404 | |
| 07918405 | ||
| 236 | 46R | 07918406 |
| 49.3 | 07918407 | |
| 239 | 444 | 07918408 |
| 707 | 07918409 |