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Assignee

INT ROAD DYNAMICS INC

US15 patents

Top patents by PatentIndex Score

US6204778B1Mar 20, 2001

Truck traffic monitoring and warning systems and vehicle ramp advisory system

INT ROAD DYNAMICS INC273 citations96
US6559774B2May 6, 2003

Dynamic work zone safety system and method

INT ROAD DYNAMICS INC67 citations94
US6006386ADec 28, 1999

Capacitive transducer

INT ROAD DYNAMICS INC68 citations94
US5090493AFeb 25, 1992

Load cells and scales therefrom

INT ROAD DYNAMICS INC41 citations92
US6825778B2Nov 30, 2004

Variable speed limit system

INT ROAD DYNAMICS INC37 citations88
US6469266B2Oct 22, 2002

Road vehicle axle sensor

INT ROAD DYNAMICS INC14 citations84
US5621195AApr 15, 1997

Sensor array system for determining axle spacing

INT ROAD DYNAMICS INC19 citations83
US10006799B2Jun 26, 2018

System and method for measuring moving vehicle information using electrical time domain reflectometry

INT ROAD DYNAMICS INC9 citations82
US4383584AMay 17, 1983

Sealed load cell construction

INT ROAD DYNAMICS INC23 citations79
US10876884B2Dec 29, 2020

System and method for measuring moving vehicle information using electrical time domain reflectometry

INT ROAD DYNAMICS INC1 citations71
US4360071ANov 23, 1982

Sealed load cell construction

INT ROAD DYNAMICS INC15 citations70
US9429463B2Aug 30, 2016

System and method for measuring moving vehicle information using electrical time domain reflectometry

INT ROAD DYNAMICS INC2 citations60
US5747746AMay 5, 1998

Restraint system for weight scales

INT ROAD DYNAMICS INC5 citations55
US11415436B2Aug 16, 2022

Parametric disturbance sensor for a vehicular measurement system

INT ROAD DYNAMICS INC0 citations48
US5719356AFeb 17, 1998

Stable torque arm mounting for weigh scale

INT ROAD DYNAMICS INC0 citations34