CC

Charles C. Coffin

OE Otis Elevator: 1 patents #100 of 260Top 40%
Overall (2019): #515,589 of 560,194Top 95%
1
Patents 2019

Issued Patents 2019

Patent #TitleCo-InventorsDate
10336581 System and method for reducing belt noise David R. Polak, Christopher T. Chipman, Arthur Blanc, John P. Wesson, Yan Chen +2 more 2019-07-02