Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7850885 | Device and method for manufacturing a three-dimensional object with a heated recoater for a building material in powder form | Jochen Philippi, Hans Perret | 2010-12-14 |
| 4489611 | Material testing apparatus using ultrasonic testing heads | Werner Zimmermann | 1984-12-25 |