RI

Robert Isaman

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #3,563,853 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6481537 Rooftop safety apparatus for elevator servicing Thomas Malone 2002-11-19