Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6981575 | Concrete rail safety device for an elevator car | Richard E. Peruggi | 2006-01-03 |
| 6578673 | Concrete elevator rail and guidance system | Richard E. Peruggi, Gilbert W. Wierschke | 2003-06-17 |
| 6173816 | Hallway-entered destination information in elevator dispatching | Bruce A. Powell, Paul A. Simcik | 2001-01-16 |
| 6123176 | Rope tension monitoring assembly and method | Hugh J. O'Donnell, Thomas J. Hoffman | 2000-09-26 |
| 6038980 | Transferring freight or passenger cabs between moving bogies | Joseph Bittar, Anthony Cooney, David I. Perl, Richard E. Peruggi, Michael D. Silverberg | 2000-03-21 |
| 5969304 | Elevator system having high rise elevator without express zone | Bruce A. Powell, Joseph Bittar | 1999-10-19 |
| 5950769 | Bridge rails for horizontally moveable passenger or freight cab | Samuel C. Wan | 1999-09-14 |
| 5924524 | Integrated, multi-level elevator shuttle | Gilbert W. Wierschke, Paul Bennett, Anthony Cooney, Richard C. McCarthy, Joseph Bittar +2 more | 1999-07-20 |
| 5862886 | Pretorque to unload elevator car/floor locks before retraction | Paul Bennett, Bruce A. Powell, Samuel C. Wan, Anthony Cooney, Richard C. McCarthy +3 more | 1999-01-26 |
| 5861586 | Horizontal and vertical passenger transport | Richard C. McCarthy, Joseph Bittar, Bruce A. Powell, Samuel C. Wan, Paul Bennett +2 more | 1999-01-19 |
| 5861084 | System and method for minimizing horizontal vibration of elevator compensating ropes | Peter O. Erlandsen | 1999-01-19 |
| 5829553 | Fail-safe movement of elevator cabs between car frames and landings | Samuel C. Wan, Bruce A. Powell, Paul Bennett, Anthony Cooney, Richard C. McCarthy +2 more | 1998-11-03 |
| 5823299 | Shuttle elevators feeding local elevators | Gilbert W. Wierschke, Paul Bennett, Anthony Cooney, Richard C. McCarthy, Joseph Bittar +2 more | 1998-10-20 |
| 5785153 | Synchronizing elevator arrival at a level of a building | Bruce A. Powell, Joseph Bittar, Samuel C. Wan, Paul Bennett, Anthony Cooney +2 more | 1998-07-28 |
| 5771995 | Locking elevator car frame to building during loading/unloading horizontally moveable cab | Anthony Cooney, Bruce A. Powell, Samuel C. Wan, Paul Bennett, Richard C. McCarthy +1 more | 1998-06-30 |
| 5773772 | Transferring elevator cabs between non-contiguous hoistways | Richard C. McCarthy, Joseph Bittar, Bruce A. Powell, Samuel C. Wan, Paul Bennett +2 more | 1998-06-30 |
| 5758748 | Synchronized off-shaft loading of elevator cabs | Paul Bennett, Anthony Cooney, Richard C. McCarthy, Joseph Bittar, Bruce A. Powell +2 more | 1998-06-02 |
| 5752585 | Elevator shuttle with auxiliary elevators at terminals | Joseph Bittar, Anthony Cooney, Richard C. McCarthy, Bruce A. Powell, Samuel C. Wan +2 more | 1998-05-19 |
| 5749441 | Extra deck elevator shuttle | Joseph Bittar, Paul Bennett, Gilbert W. Wierschke, Samuel C. Wan, Bruce A. Powell +2 more | 1998-05-12 |
| 5695024 | Car operated safety gate for horizontally transferrable elevator cab | Samuel C. Wan, Bruce A. Powell, Gilbert W. Wierschke, Paul Bennett, Anthony Cooney +2 more | 1997-12-09 |
| 5663539 | Passenger transfer, double deck, multi-elevator shuttle system | Bruce A. Powell, Richard C. McCarthy, Joseph Bittar, Samuel C. Wan, Paul Bennett +2 more | 1997-09-02 |
| 5660249 | Elevator cabs transferred horizontally between double deck elevators | Bruce A. Powell, Joseph Bittar, Samuel C. Wan, Paul Bennett, Anthony Cooney +1 more | 1997-08-26 |
| 5655625 | Emergency elevator cab commandeering shuttle | LucyMary Salmon, Paul Bennett, Anthony Cooney, Richard C. McCarthy, Joseph Bittar +2 more | 1997-08-12 |
| 5651426 | Synchronous elevator shuttle system | Joseph Bittar, Anthony Cooney, Richard C. McCarthy, Bruce A. Powell, Samuel C. Wan +2 more | 1997-07-29 |
| 5601156 | Maintaining communications and power during transfer of horizontally moveable elevator cab | Richard C. McCarthy, Joseph Bittar, Bruce A. Powell, Samuel C. Wan, Paul Bennett +2 more | 1997-02-11 |