Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6997302 | Escalator drive mechanism with failure detection and backup | Richard N. Fargo, Jorg Ostermeier, Charles W. Darling, III, Bernward Engelke, Ernst Führing | 2006-02-14 |
| 6167792 | Tooth form for a saw blade | William B. Korb, Stephen A. Hampton, James R. Holston | 2001-01-02 |