| Class | Subclass | Patent |
| 12 | 142R | 07917981 |
| 15 | 22.1 | 07917982 |
| 07917983 | ||
| 07917984 | ||
| 118 | 07917985 | |
| 167.1 | 07917986 | |
| 229.11 | 07917987 | |
| 244.1 | 07917988 | |
| 260 | 07917989 | |
| 314 | 07917990 | |
| 321 | 07917991 | |
| 327.1 | 07917992 | |
| 16 | 239 | 07917993 |
| 252 | 07917994 | |
| 288 | 07917995 | |
| 334 | 07917996 | |
| 426 | 07917997 | |
| 19 | 0.6 | 07917998 |
| 114 | 07917999 |