Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11001477 | Elevator linear propulsion system with cooling device | Ram Ranjan, Enrico Manes, Zbigniew Piech | 2021-05-11 |
| 10865071 | Configurable multicar elevator system | Randall Keith Roberts, Zbigniew Piech, Adam Marian Myszkowski, Cezary Jedryczka, Wojciech Szelag +3 more | 2020-12-15 |
| 10189679 | Elevator car power supply | Tadeusz Pawel Witczak, Wojciech Szelag, Cezary Jedryczka, Zbigniew Piech | 2019-01-29 |
| 9907986 | Fire suppression system with dual use of gas source | Ulf J. Jonsson, Mike Lindsay | 2018-03-06 |
| 9849318 | Fire suppression system with variable dual use of gas source | May L. Corn, Jeffrey M. Cohen, Michael R. Carey, Mike Lindsay | 2017-12-26 |
| 9849321 | Concealed sprinkler activation | Arto Huotari, Timothy Galante, Michael Kenneth Krager, Enrico Manes, Brian J. Stumm | 2017-12-26 |
| 9272882 | Detection of people relative to a passenger conveyor with a capacitive sensor | Nicholas Charles Soldner, Arthur Hsu, William A. Veronesi, Gero Gschwendtner, Abdullah Ercan +1 more | 2016-03-01 |
| 8904708 | Door zone protection | Joseph Zacchio | 2014-12-09 |
| 8678140 | Electromagnet and elevator door coupler | Jacek F. Gieras, Sastry V. Vedula, Pei-Yuan Peng | 2014-03-25 |
| 8424652 | Electromagnet and elevator door coupler | Jacek F. Gieras, Sastry V. Vedula, Pei-Yuan Peng | 2013-04-23 |
| 8201665 | Magnetic door coupling device for an elevator system | Jacek F. Gieras, Pei-Yuan Peng | 2012-06-19 |
| 7878306 | Elevator system without a moving counterweight | Mark S. Thompson, Richard L. Hollowell | 2011-02-01 |
| 7823699 | Electromagnetically operated elevator door lock | Jacek F. Gieras, Pei-Yuan Peng, Muhidin A. Lelic, Gary Copsey | 2010-11-02 |
| 7810611 | Elevator car assembly having an adjustable platform | Qingian Zeng, Patricia Derwinski | 2010-10-12 |
| 7650970 | Elevator door lock sensor device including proximity sensor elements in a selected geometric pattern | Muhidin A. Lelic, Pei-Yuan Peng, Jacek F. Gieras, Michael J. Tracey, Thomas Malone | 2010-01-26 |
| 7614490 | Passenger conveyor handrail having a gripping surface with a generally circular cross-section | John M. Milton-Benoit, Mary Ann T. Valk, Andre Picker, Matthias Steffen, Andreas Stuffel +2 more | 2009-11-10 |
| 7562759 | Passenger conveyor handrail with sliding material on toothed driven surface | Changsheng Guo, Klaus Seehausen, Bernward Engelke, Detlev Lindemeier, John M. Milton-Benoit +5 more | 2009-07-21 |