Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8011479 | Electrical signal application strategies for monitoring a condition of an elevator load bearing member | Paul A. Stucky, Michael A. Kryzman | 2011-09-06 |
| 7883634 | Elevator load bearing member having a jacket with at least one traction-enhancing exterior surface | Mark S. Thompson, John P. Wesson, Hugh J. O'Donnell, John T. Pitts, William C. Perron +2 more | 2011-02-08 |