Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5520731 | Doctor blade for use in coating continuous strips of material or similar substrates | Helmut Graab, Claus Martin | 1996-05-28 |
| 5221351 | Control device for operating a coating device | Helmut Graab, Claus Martin | 1993-06-22 |
| 4279949 | Process and apparatus for coating webs and adjusting the wet application weight of the coating material | — | 1981-07-21 |