Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015038 | Handrail monitoring system | Oliver Stoxen | 2000-01-18 |
| 5819910 | Noise reduced step chain sprocket | Hans J. Langer | 1998-10-13 |
| 5782330 | Information display and control device for a passenger conveyor | Michael Kruse, Dietmar Kruger, Reiner Wallbaum | 1998-07-21 |
| 5337878 | Assembly and method for adjusting brake force for passenger conveyor emergency brake | Hans Erich Engel | 1994-08-16 |
| 5325955 | Escalator step chain support apparatus | Hermann W. Ahls, Jan G. Harbers | 1994-07-05 |
| 5277278 | Escalator caliper brake assembly with adjustable braking torque | Wolfgang Michalik | 1994-01-11 |
| 4875558 | Safety brake for escalators | Dietmar Berkhan | 1989-10-24 |
| 4836353 | Guide for moving handrail | Willy Adrian | 1989-06-06 |
| 4658946 | Escalator balustrade decking profile | Willy Adrian | 1987-04-21 |