| Class | Subclass | Patent |
| 152 | 209.22 | 07942177 |
| 209.5 | 07942178 | |
| 156 | 64 | 07942991 |
| 85 | 07942992 | |
| 148 | 07942993 | |
| 160 | 07942994 | |
| 209 | 07942995 | |
| 251 | 07942996 | |
| 252 | 07942997 | |
| 272.8 | 07942998 | |
| 07942999 | ||
| 286 | 07943000 | |
| 290 | 07943001 | |
| 297 | 07943002 | |
| 308.2 | 07943003 | |
| 07943004 | ||
| 345.3 | 07943005 | |
| 345.31 | 07943006 | |
| 345.47 | 07943007 | |
| 361 | 07942179 | |
| 378 | 07942180 | |
| 551 | 07942181 | |
| 581 | 07942182 | |
| 584 | 07942183 |