KW

Keith Worsley

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #3,855,219 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5131504 Elevator noise minimizer Young S. Yoo, John K. Salmon 1992-07-21