Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D864877 | Plastic deep electrical junction box with a lighting module mounting yoke | Michael D. Danesh, Ali A. Nikooyan | 2019-10-29 |
| 10450162 | Electromagnetic brake control circuitry for elevator application | YiSug Kwon, Steven M. Millett | 2019-10-22 |
| 10442659 | Electromagnetic brake system for elevator application | Bruce P. Swaybill, James L. Hubbard | 2019-10-15 |
| 10329121 | Fire-retardant belt | Mark F. Orelup, Brad Guilani, Kathryn Rauss Sherrick, Hong Yang | 2019-06-25 |
| 10294079 | Idler or deflector sheave for elevator system | Brad Guilani | 2019-05-21 |
| 10252879 | Brake operation management in elevators | Randall Keith Roberts, Ronnie E. Thebeau, Michael Garfinkel, Edward Piedra, Dennis Hanvey +1 more | 2019-04-09 |
| 10099894 | Active damping of a hovering elevator car based on vertical oscillation of the hovering elevator car | Randall Keith Roberts, Ismail Agirman | 2018-10-16 |
| 9932205 | Asymmetric and steered sheaves for twisted multi-belt elevator systems | Alan Stover Githens | 2018-04-03 |
| 9809418 | Advanced smooth rescue operation | Prasanna Nagarajan, Edward Piedra | 2017-11-07 |
| 9670035 | Fire-retardant belt | Mark F. Orelup, Brad Guilani, Kathryn Rauss Sherrick, Hong Yang | 2017-06-06 |
| 9643819 | Asymmetric and steered sheaves for twisted multi-belt elevator systems | Alan Stover Githens | 2017-05-09 |