Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849679 | Image processing system for an optical seam tracker | Jeffrey D. Taft, James F. Ellison | 1989-07-18 |
| 4833381 | Optical automatic seam tracker and real time control system for an industrial robot | Jeffrey D. Taft, James F. Ellison | 1989-05-23 |
| 4814721 | Signal converter | Lawrence J. Zana | 1989-03-21 |