CC

Charles C. Coffin

OE Otis Elevator: 2 patents #46 of 253Top 20%
Overall (2021): #174,111 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11014780 Elevator sensor calibration Sudarshan N. Koushik, Paul R. Braunwart, Teems E. Lovett 2021-05-25
10988348 Escalator steps with strain sensors Walter Thomas Schmidt, Shihemn Chen, Enrico Manes, Paul R. Braunwart, Anais Espinal +2 more 2021-04-27