DB

Dale R. Barrett

OE Otis Elevator: 8 patents #186 of 1,840Top 15%
Overall (All Time): #655,127 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7886878 Traction enhanced controlled pressure flexible flat tension member termination device Richard J. Ericson, Hugh J. O'Donnell, Ary O. Mello, Dennis James Rehmer 2011-02-15
7237656 Elevator load weighing device Nizar Dassouki 2007-07-03
6820726 Traction enhanced controlled pressure flexible flat tension member termination device Richard J. Ericson, Hugh J. O'Donnell, Ary O. Mello 2004-11-23
5819878 Pretensioning system for synchronization and positioning system James A. Rivera, Bruce P. Swaybill 1998-10-13
5458220 Balustrade for a passenger conveyor Dat Nguyen, James A. Rivera 1995-10-17
D348756 Escalator handrail entry housing Gerald E. Johnson, Ronald Laliberte, John T. Pitts, Frank Sansevero, Willy Adrian +2 more 1994-07-12
D348757 Escalator handrail entry housing James A. Rivera, Dat Nguyen, Gerald E. Johnson 1994-07-12
5180047 Balustrade and deck mounting assembly for escalator or moving walkway Dat Nguyen, Frank Sansevero 1993-01-19