| Class | Subclass | Patent |
| 81 | 3.55 | 07908942 |
| 9.22 | 07908943 | |
| 367 | 07908944 | |
| 82 | 1.11 | 07908945 |
| 07908946 | ||
| 163 | 07908947 | |
| 83 | 35 | 07908948 |
| 56 | 07908949 | |
| 58 | 07908950 | |
| 100 | 07908951 | |
| 574 | 07908952 | |
| 607 | 07908953 | |
| 661 | 07908954 | |
| 84 | 388 | 07910815 |
| 410 | 07910816 | |
| 411R | 07910817 | |
| 477R | 07910818 | |
| 609 | 07910819 | |
| 616 | 07910820 | |
| 87 | 8 | 07908955 |
| 16 | 07908956 | |
| 89 | 33.14 | 07908957 |
| 36.02 | 07908958 | |
| 36.17 | 07908959 |