RL

Robert James Logemann

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #3,690,269 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5780788 Special emergency service control arrangement for elevator car John Eschenbrenner 1998-07-14