Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4343013 | Nozzle plate for ink jet print head | Leonhard Bader, Frank Giessner, Hermann Winter | 1982-08-03 |
| 4248823 | Method of making ink jet print head | Leonhard Bader, Frank Giessner, Ernst Pechinger, Wilhelm Ruprich, Helmut Weber +1 more | 1981-02-03 |