Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345012 | Electrophotographic method of generating electrostatic images on two sides of an insulating foil | Horst Dannert | 1982-08-17 |
| 4260887 | Electroradiographic recording device | Horst Dannert | 1981-04-07 |