Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6318203 | Drive for rotating object such as a roller, shaft, plate or the like | Alfred Hitzler | 2001-11-20 |
| 5894001 | Fragrance vaporizer, in particular for toilets | Alfred Hitzler | 1999-04-13 |