Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371261 | Molybdenum alloy elevator safety brakes | Mark S. Thompson, James T. Beals, Philip H. McCluskey, David Wayne Mckee, Michael C. Lang +3 more | 2002-04-16 |
| 5979615 | Carbon--carbon composite elevator safety brakes | Mark S. Thompson, James T. Beals, Philip H. McCluskey, David Wayne Mckee, Michael C. Lang +3 more | 1999-11-09 |
| 5964322 | Elevator safety brake having a plasma sprayed friction coating | Mark S. Thompson, Raymond A. Zatorski, James T. Beals, Philip H. McCluskey, David Wayne Mckee +3 more | 1999-10-12 |
| 5924524 | Integrated, multi-level elevator shuttle | Frederick H. Barker, Gilbert W. Wierschke, Anthony Cooney, Richard C. McCarthy, Joseph Bittar +2 more | 1999-07-20 |
| 5862886 | Pretorque to unload elevator car/floor locks before retraction | Bruce A. Powell, Samuel C. Wan, Anthony Cooney, 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, Anthony Cooney, Richard C. McCarthy, Joseph Bittar +2 more | 1998-11-03 |
| 5823299 | Shuttle elevators feeding local elevators | Gilbert W. Wierschke, Frederick H. Barker, Anthony Cooney, Richard C. McCarthy, Joseph Bittar +2 more | 1998-10-20 |
| 5819879 | Safety brake | Michael C. Lang, Dat Nguyen, Samuel C. Wan, Richard J. Ericson, Joseph A. L. LeDoux +6 more | 1998-10-13 |
| 5785153 | Synchronizing elevator arrival at a level of a building | Bruce A. Powell, Joseph Bittar, Frederick H. Barker, Samuel C. Wan, Anthony Cooney +2 more | 1998-07-28 |
| 5771995 | Locking elevator car frame to building during loading/unloading horizontally moveable cab | Anthony Cooney, Frederick H. Barker, Bruce A. Powell, Samuel C. Wan, Richard C. McCarthy +1 more | 1998-06-30 |
| 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 |
| 5758748 | Synchronized off-shaft loading of elevator cabs | Frederick H. Barker, 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, Frederick H. Barker, Bruce A. Powell +2 more | 1998-05-19 |
| 5749441 | Extra deck elevator shuttle | Joseph Bittar, Gilbert W. Wierschke, Samuel C. Wan, Bruce A. Powell, Frederick H. Barker +2 more | 1998-05-12 |
| 5700118 | Wall and logistics track construction for a refrigerated vehicle | John Adams, Arturo Gomez | 1997-12-23 |
| 5695024 | Car operated safety gate for horizontally transferrable elevator cab | Samuel C. Wan, Frederick H. Barker, Bruce A. Powell, Gilbert W. Wierschke, Anthony Cooney +2 more | 1997-12-09 |
| 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 |
| 5660249 | Elevator cabs transferred horizontally between double deck elevators | Bruce A. Powell, Joseph Bittar, Frederick H. Barker, Samuel C. Wan, Anthony Cooney +1 more | 1997-08-26 |
| 5655625 | Emergency elevator cab commandeering shuttle | Frederick H. Barker, LucyMary Salmon, Anthony Cooney, Richard C. McCarthy, Joseph Bittar +2 more | 1997-08-12 |
| 5651426 | Synchronous elevator shuttle system | Joseph Bittar, Anthony Cooney, Richard C. McCarthy, Frederick H. Barker, Bruce A. Powell +2 more | 1997-07-29 |
| 5601156 | Maintaining communications and power during transfer of horizontally moveable elevator cab | Richard C. McCarthy, Joseph Bittar, Frederick H. Barker, Bruce A. Powell, Samuel C. Wan +2 more | 1997-02-11 |
| 5255923 | Board games | — | 1993-10-26 |
| 5033586 | Construction elevator assembly | Douglas Richards, Robert C. Anderson | 1991-07-23 |
| 4595231 | Cargo hauling road vehicle | James M. Warwick, George J. Caird | 1986-06-17 |