Issued Patents 2019
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10508004 | Lateral transfer station for elevator having a magnetic screw propulsion system | — | 2019-12-17 |
| 10421640 | Elevator braking device including buckling beams | — | 2019-09-24 |
| 10421642 | Elevator component separation assurance system and method of operation | Randall Keith Roberts, David Ginsberg | 2019-09-24 |
| 10407275 | Detection and control system for elevator operations | Yehia F. Khalil, Randall Keith Roberts, Randall S. Dube, Gary L Nuschler, Peter DePaola +5 more | 2019-09-10 |
| 10407273 | Elevator braking control system | David Ginsberg, Xiaodong Luo, Shashank Krishnamurthy, Dang V. Nguyen | 2019-09-10 |
| 10370222 | Ropeless elevator system and a transfer system for a ropeless elevator system | — | 2019-08-06 |
| 10246299 | System including structurally independent elevator machine guiderail mounts | Robert A. Wheeler | 2019-04-02 |
| 10214387 | Magnetic elevator drive member and method of manufacture | — | 2019-02-26 |