KW

Knuth Wallbaum

OE Otis Elevator: 5 patents #308 of 1,840Top 20%
Overall (All Time): #1,028,736 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7614490 Passenger conveyor handrail having a gripping surface with a generally circular cross-section John M. Milton-Benoit, Mary Ann T. Valk, Bryan Robert Siewert, Andre Picker, Matthias Steffen +2 more 2009-11-10
5755315 Handrail drive for a passenger conveyor Jorg Ostermeier, Kurt Pietsch 1998-05-26
5634546 Newel guide for a handrail Jorg Ostermeier, Bernward Engelke 1997-06-03
5542522 Balustrade assembly and method for assembling a balustrade assembly Willy Adrian, Frank Bathge, Peter Borchers, Kurt Pietsch, Gerald Wente 1996-08-06
5511647 Balustrade information display for a passenger conveying device Willy Adrian, Peter Borchers, Michael Fohrer, Gerald Wente, Rainer Zimmerman 1996-04-30