Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11713211 | Elevator belt surface protection for installation | Xiaoyuan Chang | 2023-08-01 |
| 11511970 | High friction and wear resistant elevator sheave liner | Xiaoyuan Chang | 2022-11-29 |
| 11407616 | Elevator belt surface protection for installation | Xiaoyuan Chang | 2022-08-09 |
| 10647547 | Methods and apparatuses for applying a substrate onto an elevator sheave | Xiaoyuan Chang, David R. Torlai, Peter Keyo, Lance L. Lavender | 2020-05-12 |
| 10329121 | Fire-retardant belt | Mark F. Orelup, Brad Guilani, Kathryn Rauss Sherrick, Amir Lotfi | 2019-06-25 |
| 9796561 | Wear detection for coated belt or rope | Brad Guilani | 2017-10-24 |
| 9701517 | Methods and apparatuses for applying a substrate onto an elevator sheave | Xiaoyuan Chang, David R. Torlai, Peter Keyo, Lance L. Lavender | 2017-07-11 |
| 9670035 | Fire-retardant belt | Mark F. Orelup, Brad Guilani, Kathryn Rauss Sherrick, Amir Lotfi | 2017-06-06 |
| 9663328 | Elevator system belt | Brad Guilani, Mark S. Thompson, Kyle Martin, Peter Keyo, David Wayne Mckee +1 more | 2017-05-30 |
| 8749969 | Screen position adjustment for a laptop computer | Xin Ma | 2014-06-10 |
| 7828224 | Air conditioning diffuser having function of automatically changing air supply direction | — | 2010-11-09 |
| 7540117 | Vibration isolation system for building | — | 2009-06-02 |