Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9821983 | Elevator braking device | Justin Billard, James M. Draper | 2017-11-21 |
| 9663327 | Elevator braking system | Harold Terry, Leandre Adifon, Richard N. Fargo, David J. Lanesey, James M. Draper +3 more | 2017-05-30 |
| 8939262 | Elevator over-acceleration and over-speed protection system | Greg A. Schienda, Daryl J. Marvin, Harold Terry, James M. Draper, Jose M. Carballo | 2015-01-27 |
| 8827044 | Over-acceleration and over-speed detection and processing system | Daryl J. Marvin, Greg A. Schienda, Harold Terry, James M. Draper, Jose M. Carballo | 2014-09-09 |
| 8631909 | Electromagnetic safety trigger | James M. Draper, Greg A. Schienda, Harold Terry, Daryl J. Marvin, Jose M. Carballo | 2014-01-21 |
| 7575099 | Remotely resettable ropeless emergency stopping device for an elevator | Jae-Hyuk Oh, Robin Mihekun Miller, Richard E. Peruggi, Samuel C. Wan, Adriana Bacellar +1 more | 2009-08-18 |
| 6038980 | Transferring freight or passenger cabs between moving bogies | Joseph Bittar, Frederick H. Barker, David I. Perl, Richard E. Peruggi, Michael D. Silverberg | 2000-03-21 |
| 5931263 | Quasi-elliptical bidirectional progressive safety | Richard J. Ericson | 1999-08-03 |
| 5924524 | Integrated, multi-level elevator shuttle | Frederick H. Barker, Gilbert W. Wierschke, Paul Bennett, 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, Richard C. McCarthy, Joseph Bittar +3 more | 1999-01-26 |
| 5861586 | Horizontal and vertical passenger transport | Richard C. McCarthy, Joseph Bittar, Frederick H. Barker, Bruce A. Powell, Samuel C. Wan +2 more | 1999-01-19 |
| 5829553 | Fail-safe movement of elevator cabs between car frames and landings | Samuel C. Wan, Bruce A. Powell, Paul Bennett, Richard C. McCarthy, Joseph Bittar +2 more | 1998-11-03 |
| 5823299 | Shuttle elevators feeding local elevators | Gilbert W. Wierschke, Frederick H. Barker, Paul Bennett, Richard C. McCarthy, Joseph Bittar +2 more | 1998-10-20 |
| 5819879 | Safety brake | Michael C. Lang, Dat Nguyen, Samuel C. Wan, Richard J. Ericson, Paul Bennett +6 more | 1998-10-13 |
| 5799755 | Linear motor transfer of cab horizontally between elevator and bogey platforms | Samuel C. Wan, Richard W. Calcasola, Jack M. Thompson, Jr., Vlad Zaharia, Terry M. Robar +4 more | 1998-09-01 |
| 5785153 | Synchronizing elevator arrival at a level of a building | Bruce A. Powell, Joseph Bittar, Frederick H. Barker, Samuel C. Wan, Paul Bennett +2 more | 1998-07-28 |
| 5773772 | Transferring elevator cabs between non-contiguous hoistways | Richard C. McCarthy, Joseph Bittar, Frederick H. Barker, Bruce A. Powell, Samuel C. Wan +2 more | 1998-06-30 |
| 5771995 | Locking elevator car frame to building during loading/unloading horizontally moveable cab | Frederick H. Barker, Bruce A. Powell, Samuel C. Wan, Paul Bennett, Richard C. McCarthy +1 more | 1998-06-30 |
| 5758748 | Synchronized off-shaft loading of elevator cabs | Frederick H. Barker, Paul Bennett, Richard C. McCarthy, Joseph Bittar, Bruce A. Powell +2 more | 1998-06-02 |
| 5752585 | Elevator shuttle with auxiliary elevators at terminals | Joseph Bittar, Richard C. McCarthy, Frederick H. Barker, 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, Frederick H. Barker, Bruce A. Powell, Gilbert W. Wierschke, Paul Bennett +2 more | 1997-12-09 |
| 5685059 | Method of fabricating brake assembly | Richard J. Ericson | 1997-11-11 |
| 5669469 | Integrated elevator drive machine and brake assembly | Richard J. Ericson | 1997-09-23 |
| 5663539 | Passenger transfer, double deck, multi-elevator shuttle system | Bruce A. Powell, Richard C. McCarthy, Joseph Bittar, Frederick H. Barker, Samuel C. Wan +2 more | 1997-09-02 |