Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11254544 | Friction liner and traction sheave | James L. Hubbard, David R. Torlai | 2022-02-22 |
| 10773929 | Sheave for elevator system | Jun Ma, Brad Guilani, Gopal R. Krishnan, David J. Lanesey, John P. Wesson +2 more | 2020-09-15 |
| 10766746 | Friction liner and traction sheave | James L. Hubbard, David R. Torlai | 2020-09-08 |
| 10647547 | Methods and apparatuses for applying a substrate onto an elevator sheave | Xiaoyuan Chang, David R. Torlai, Lance L. Lavender, Hong Yang | 2020-05-12 |
| 9701517 | Methods and apparatuses for applying a substrate onto an elevator sheave | Xiaoyuan Chang, David R. Torlai, Lance L. Lavender, Hong Yang | 2017-07-11 |
| 9663328 | Elevator system belt | Brad Guilani, Mark S. Thompson, Kyle Martin, Hong Yang, David Wayne Mckee +1 more | 2017-05-30 |
| 9618409 | Temperature compensation for monitoring a load bearing member | Michael Garfinkel, Peter Liaskas | 2017-04-11 |
| 9423369 | Resistance-based monitoring system and method | Richard N. Fargo | 2016-08-23 |