CC

Charles C. Coffin

OE Otis Elevator: 5 patents #308 of 1,840Top 20%
RTX (Raytheon): 2 patents #5,307 of 15,912Top 35%
HA Hilti Aktiengesellschaft: 1 patents #789 of 1,466Top 55%
NS Nv Bekaert Sa: 1 patents #103 of 255Top 45%
Overall (All Time): #551,887 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11643301 System and method for monitoring sheave bearing condition Yan Chen, David R. Polak, Paul R. Braunwart, Zaffir A. Chaudhry 2023-05-09
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
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
8534227 Aquaculture net with high-tensile steel wires Xavier Amils 2013-09-17
7569099 Fuel deoxygenation system with non-metallic fuel plate assembly Thomas G. Tillman, He Huang, Brian M. Welch 2009-08-04
7435283 Modular fuel stabilization system Thomas G. Tillman, Alexander Chen, Catalin G. Fotache, Louis J. Spadaccini, Foster P. Lamm +4 more 2008-10-14
6640914 Percussion borer for forming bores in stone material Erich Wisser, Marcel John, Bernhard Sander, Hanspeter Schad, Cord-Henrik Surberg +2 more 2003-11-04
6367581 Sound absorbing light fixture Mark E. Marler, Brad Guilani, Heng-Yi Lai, Patricia Derwinski 2002-04-09