Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5264915 | Interferential measurement device for at least one direction of measurement | Walter Huber, Wolfgang Holzapfel | 1993-11-23 |
| 4771550 | Measuring apparatus | — | 1988-09-20 |
| 4615568 | Guide device | — | 1986-10-07 |
| 4399358 | Photoelectric digital measuring instrument having multiple light sources | Horst Burkhardt | 1983-08-16 |
| 4388758 | Digital electrical angle-measuring device | Alfons Ernst | 1983-06-21 |
| 4286467 | Method of selecting rollers for high-speed journal bearings | — | 1981-09-01 |
| 4281548 | Method of testing rotationally symmetrical bodies, especially balls, for defects | — | 1981-08-04 |