Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5414930 | Shaving apparatus having a shaving-head frame and a foil frame spring-mounted on said frame | Ingo Muller, Ernst Poganitsch | 1995-05-16 |
| 5383273 | Shaving apparatus having a shaving-head frame and a foil frame to be secured thereto | Ingo Muller, Ernst Poganitsch | 1995-01-24 |