Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962669 | Method and apparatus for measuring deformations of test samples in a testing machine | Peter Gernhart, Guenter Keller, Werner Treusch, Karl Zoeller | 1990-10-16 |
| 4836031 | Method and apparatus for measuring deformations of test samples in testing machines | Ralf Jatho, Guenter Keller | 1989-06-06 |
| 4821579 | Apparatus for clamping a test sample in a testing machine | Peter Gernhart, Guenter Keller, Andreas Pohl | 1989-04-18 |