Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460679 | Automatically adjusting escalator handrail system | Andreas Stuffel, Dirk Gerdau | 2002-10-08 |
| 6450316 | Escalator with step flange | Andreas Stuffel, Frank Sansevero, Richard N. Fargo, Jorg Ostermeier | 2002-09-17 |