Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7152257 | Toilet construction | Michael Stratmann, deceased | 2006-12-26 |
| D318963 | Desk | Horst Haseke | 1991-08-13 |
| 4875418 | Set of components for constructing furniture pieces | Ernst Moeckl, Jorg Stumpf, Hermann Doinghaus | 1989-10-24 |
| 4657316 | Viewing screen with a swiveling screen housing | Franz Werner, Norbert Bonke | 1987-04-14 |
| 4247871 | Filter arrangement for cathode ray tube | Ulrich Hirsch | 1981-01-27 |