Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5280370 | Apparatus and method for scanning by means of a rotatable detector array | Hans W. Faust, Karl Felle, Heinz Krastel, Richard J. Kaiser, Robert L. Kuelthau +2 more | 1994-01-18 |
| 4669048 | Computer-controlled evaluation of aerial stereo images | Fritz Ackermann, Karl Felle | 1987-05-26 |