Assignee
UTDC INC
CA21 patents
Top patents by PatentIndex Score
US5131332AJul 21, 1992
Railway truck with steered axles and primary suspension
UTDC INC26 citations92
US5053964AOct 1, 1991
On-board integrated vehicle control and communication system
UTDC INC125 citations88
US4835693AMay 30, 1989
Brake assurance monitor
UTDC INC48 citations87
US5243920ASep 14, 1993
Brace connection for frame braced truck
UTDC INC31 citations86
US5078566AJan 7, 1992
Freight discharge apparatus
UTDC INC34 citations86
US5218277AJun 8, 1993
Controller for a linear induction motor
UTDC INC28 citations80
US5127599AJul 7, 1992
Deceleration zone in a linear motor in-track transit system
UTDC INC21 citations78
US4943261AJul 24, 1990
Flexible shaft coupling having flexible elements interspersed between alternating attachment wedges
UTDC INC15 citations74
US4860666AAug 29, 1989
Multi-axle, steered articulated railway vehicle with compensation for transitional spirals
UTDC INC15 citations74
USD317886SJul 2, 1991
Transit vehicle
UTDC INC8 citations72
US4926756AMay 22, 1990
Longitudinal steering linkage for truck with interaxle yokes
UTDC INC11 citations71
US5118055AJun 2, 1992
Reduced voltage braking system in a linear motor in-track transit system
UTDC INC12 citations70
US5116002AMay 26, 1992
Stopping zones in a linear motor in-track transit system
UTDC INC9 citations70
US5081933AJan 21, 1992
Lcts chassis configuration with articulated chassis sections between vehicles
UTDC INC8 citations69
US5052707AOct 1, 1991
Torque linkage bisector centring mechanism
UTDC INC17 citations69
US5258671ANov 2, 1993
Cooling structure for linear induction motor
UTDC INC18 citations68
US5015141AMay 14, 1991
Freight transportation system
UTDC INC12 citations67
USD331033SNov 17, 1992
Rail vehicle
UTDC INC15 citations60
US5191246AMar 2, 1993
Magnetically isolated bolts for linear induction motor
UTDC INC11 citations59
US5105110AApr 14, 1992
Linear induction motor secondary
UTDC INC3 citations53
US5131713AJul 21, 1992
Vehicle for a freight transportation system
UTDC INC0 citations35