Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7971687 | Elevator belt assembly with noise reducing groove arrangement | Goldino Alves, Ary O. Mello, Xiaodong Luo, Bill Perron, Hugh J. O'Donnell +5 more | 2011-07-05 |
| 7883634 | Elevator load bearing member having a jacket with at least one traction-enhancing exterior surface | Mark S. Thompson, John P. Wesson, William A. Veronesi, Hugh J. O'Donnell, William C. Perron +2 more | 2011-02-08 |