RK

Robert D. Kaplan

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
TH Triodyne Holdings: 1 patents #5 of 8Top 65%
📍 Skokie, IL: #276 of 674 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,305,823 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D342056 Escalator power button housing James A. Rivera 1993-12-07
4962942 Minimum energy curb negotiating wheelchair Ralph L. Barnett, Steven R. Schmid 1990-10-16