| 5682023 |
Time-optimal control of an AC line-driven linear motor elevator door operator |
Thomas M. McHugh, Richard E. Peruggi, Edward E. Ahigian, Jerome F. Jaminet, Thomas M. Kowalczyk +2 more |
1997-10-28 |
| 5669465 |
Elevator hoistway door bolt lock |
Richard E. Kulak, Thomas M. McHugh, Edward E. Ahigian, Jerome F. Jaminet, Richard E. Peruggi +2 more |
1997-09-23 |
| 5668355 |
Elevator cab door drive system |
Jerome F. Jaminet, Thomas M. Kowalczyk, Edward E. Ahigian, Thomas M. McHugh, Richard E. Peruggi +2 more |
1997-09-16 |
| 5651427 |
Elevator door coupling and hold-close apparatus |
Richard E. Kulak, Edward E. Ahigian, Thomas M. McHugh, Jerome F. Jaminet, Richard E. Peruggi +2 more |
1997-07-29 |
| 5651428 |
Stationary actuator moving vane elevator car door coupling |
Edward E. Ahigian, David W. Barrett, Thomas M. McHugh, Jerome F. Jaminet, Richard E. Peruggi +2 more |
1997-07-29 |
| 5612518 |
Linear induction motor door drive assembly for elevators |
Jerome F. Jaminet, Zbigniew Piech, Frank Guliuzza, Jr., Thomas M. McHugh, Edward E. Ahigian +4 more |
1997-03-18 |