Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435314 | Elevator platform stabilization coupler | Thomas He, Richard C. McCarthy, Chris Singarella | 2002-08-20 |
| 6431325 | Acceleration control system utilizing elevator platform stabilization coupler | Thomas He, Richard C. McCarthy, Chris Singarella | 2002-08-13 |
| 6152265 | Accommodating visually handicapped in elevator up-peak channeling | Joseph Bittar, Bruce A. Powell, Steven M. Skolnick, Michael Hayes Wilson | 2000-11-28 |