DM

Detlev B. Moldenhauer

OE Otis Elevator: 2 patents #650 of 1,840Top 40%
Overall (All Time): #2,319,910 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5064047 Escalator handrail reentry guard Willy Adrian 1991-11-12
4924995 Escalator handrail obstruction device with sensors Willy Adrian 1990-05-15