Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193220 | Elevator suspension and/or driving assembly having at least one traction surface comprising exposed weave fibers | John P. Wesson, Gopal R. Krishnan, Timothy D. DeValve, Daniel Rush | 2021-12-07 |
| 10051040 | Elevator system using dual communication channels | Daryl J. Marvin, Bruce P. Lerner | 2018-08-14 |
| 9731934 | Elevator passenger interface including images for requesting additional space allocation | Jannah A. Stanley, Michael P. Flynn, Matthew Joyce, Tarique Faruki | 2017-08-15 |
| 9592993 | Customized elevator passenger interface | Matthew Joyce, Ashley Chapman, Osamu Sakai, Jannah A. Stanley, Baudelaire St. Louis | 2017-03-14 |
| 8500525 | Elevator ceiling ventilation cavity | Daniel G. Opoku, Murllo W. Bonilha, Wenlong Li, Goldino Alves | 2013-08-06 |
| 7905332 | Noise control strategy for an elevator system | — | 2011-03-15 |
| 7726459 | Passenger conveyor step having an acoustic barrier | Goldino Alves, Dave Jarvis, Fred R. Spielman | 2010-06-01 |