Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11713211 | Elevator belt surface protection for installation | Hong Yang | 2023-08-01 |
| 11511970 | High friction and wear resistant elevator sheave liner | Hong Yang | 2022-11-29 |
| 11407616 | Elevator belt surface protection for installation | Hong Yang | 2022-08-09 |
| 11111108 | Coated sheave | David R. Torlai | 2021-09-07 |
| 10647547 | Methods and apparatuses for applying a substrate onto an elevator sheave | David R. Torlai, Peter Keyo, Lance L. Lavender, Hong Yang | 2020-05-12 |
| 10023432 | Guide rail for elevator | David R. Torlai | 2018-07-17 |
| 9701517 | Methods and apparatuses for applying a substrate onto an elevator sheave | David R. Torlai, Peter Keyo, Lance L. Lavender, Hong Yang | 2017-07-11 |
| 8091620 | Multi-channel flat-tube heat exchanger | Mikhail B. Gorbounov, Igor Vaisman, Parmesh Verma, Lisa P. Sylvia, Gary D. Winch | 2012-01-10 |
| 7341677 | Non-carcinogenic corrosion inhibiting additive | Xiaomei Yu, Weilong Zhang, Thomas J. Garosshen, Promila Bhatia, Mark R. Jaworowski +4 more | 2008-03-11 |
| 6889179 | Method of simulating environmental exposure | Sandra Jayne Downey | 2005-05-03 |