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Transfer station for a ropeless elevator system with redundancy of subcomponents and parking zone |
Cezary Jedryczka, Adam Marian Myszkowski, Tadeusz Pawel Witczak, Zbigniew Piech, Wojciech Szelag +2 more |
2020-08-25 |
| 10745247 |
Elevator car guidance mechanism |
Tadeusz Pawel Witczak, Richard N. Fargo, Enrico Manes, Zbigniew Piech, Richard J. Ericson +2 more |
2020-08-18 |
| 10737908 |
Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machine |
Daniel B. Davis, III, Robert K. Williams, John Eschenbrenner, Gregory M. O'Seep, James L. Hubbard +5 more |
2020-08-11 |
| 10625984 |
Counterweight for elevator system |
Bruce St. Pierre, Daniel B. Davis, III |
2020-04-21 |
| 10618775 |
Retrofitting an elevator machine with primary and secondary braking |
Daniel B. Davis, III, Robert K. Williams, John Eschenbrenner, Gregory M. O'Seep, James L. Hubbard +5 more |
2020-04-14 |