Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270029 | Spiral storage | Albert Dunner, Edmund Fendt, Hans Frei | 2001-08-07 |
| 5284305 | Cassette for winding up photographic strip material | Albert Dunner, Erich Binder | 1994-02-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270029 | Spiral storage | Albert Dunner, Edmund Fendt, Hans Frei | 2001-08-07 |
| 5284305 | Cassette for winding up photographic strip material | Albert Dunner, Erich Binder | 1994-02-08 |