Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472658 | Photoelectric position measuring system that optimizes modulation of a scanning device and the intensity of a reference mark signal | Wolfgang Holzapfel, Andreas Franz | 2002-10-29 |
| 6392224 | Scanning unit for an optical position measuring device | Wolfgang Holzapfel | 2002-05-21 |