Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5850788 | Metering strip | Herbert Janser, Peter Gertsch, Robert Imhof | 1998-12-22 |
| 4917012 | Inking device for printing press and an inking dosing member construction | Peter Gertsch, Robert Imhof | 1990-04-17 |