| Class | Subclass | Patent |
| 172 | 15 | 07938193 |
| 173 | 2 | 07938194 |
| 93.5 | 07938195 | |
| 162.2 | 07938196 | |
| 174 | 6 | 07939751 |
| 12BH | 07939752 | |
| 15.1 | 07939753 | |
| 50 | 07939754 | |
| 51 | RE042331 | |
| 58 | 07939755 | |
| 66 | 07939756 | |
| 67 | 07939757 | |
| 07939758 | ||
| 68.1 | 07939759 | |
| 72A | 07939760 | |
| 93 | 07939761 | |
| 94R | 07939762 | |
| 101 | 07939763 | |
| 110R | 07939764 | |
| 260 | 07939765 | |
| 387 | 07939766 | |
| 481 | 07939767 | |
| 564 | 07939768 | |
| 650 | 07939769 | |
| 175 | 27 | 07938197 |
| 57 | 07938198 | |
| 59 | 07938199 | |
| 107 | 07938200 | |
| 171 | 07938201 | |
| 325.7 | 07938202 | |
| 339 | 07938203 | |
| 340 | 07938204 | |
| 389 | 07938205 | |
| 177 | 212 | 07939770 |