Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5697487 | Pallet for a passenger conveyor | Bernward Engelke, Jorg Ostermeier | 1997-12-16 | $13,041,000 |
| 5595278 | Pallet for a conveyor | Jorg Ostermeier, Bernward Engelke | 1997-01-21 | $25,259,000 |
| 5542522 | Balustrade assembly and method for assembling a balustrade assembly | Willy Adrian, Frank Bathge, Kurt Pietsch, Knuth Wallbaum, Gerald Wente | 1996-08-06 | $10,792,000 |
| 5511647 | Balustrade information display for a passenger conveying device | Willy Adrian, Michael Fohrer, Knuth Wallbaum, Gerald Wente, Rainer Zimmerman | 1996-04-30 | $7,190,000 |
| 5350049 | Wear resistant safety coating for people moving device treadplates | Hermann W. Ahls, Michael Kruse | 1994-09-27 | $4,666,000 |
| 5050721 | Step riser profile for curved escalator | Frank Sansevero, Knut Wallbaum | 1991-09-24 | $7,299,000 |
| 4883160 | Curved escalator with fixed center constant radius path of travel | Frank Sansevero, Klaus Seehausen, James A. Rivera, Dat Nguyen | 1989-11-28 | $3,717,000 |