| Class | Subclass | Patent |
| 400 | 76 | 07927030 |
| 124.24 | 07927031 | |
| 401 | 129 | 07927032 |
| 139 | 07927033 | |
| 262 | 07927034 | |
| 403 | 77 | 07927035 |
| 341 | 07927036 | |
| 404 | 44 | 07927037 |
| 72 | 07927038 | |
| 405 | 128.5 | 07927039 |
| 168.1 | 07927040 | |
| 216 | 07927041 | |
| 259.1 | 07927042 | |
| 259.3 | 07927043 | |
| 259.6 | 07927044 | |
| 406 | 88 | 07927045 |
| 407 | 53 | 07927046 |
| 408 | 1R | 07927047 |
| 409 | 26 | 07927048 |