| Class | Subclass | Patent |
| 150 | 157 | 07905261 |
| 152 | 209.5 | 07905262 |
| 510 | 07905263 | |
| 516 | 07905264 | |
| 527 | 07905265 | |
| 156 | 64 | 07905969 |
| 161 | 07905970 | |
| 164 | 07905971 | |
| 189 | 07905972 | |
| 242 | 07905973 | |
| 244.11 | 07905974 | |
| 245 | 07905975 | |
| 247 | 07905976 | |
| 07905977 | ||
| 07905978 | ||
| 286 | 07905979 | |
| 294 | 07905980 | |
| 327 | 07905981 | |
| 345.48 | 07905982 | |
| 428 | 07905266 | |
| 497 | 07905267 | |
| 580.1 | 07905268 | |
| 157 | 1.17 | 07905269 |