INTERNATIONAL ROAD DYNAMICS

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01G WEIGHING 424
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 364
 
  
 
G07C TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS, OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE 245
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 292
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 126
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS 165
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9880045 Sensor including electrical transmission-line parameter that changes responsive to vehicular loadMar 04, 14Jan 30, 18[G08B, G07C, G01L, G01G]
9429463 System and method for measuring moving vehicle information using electrical time domain reflectometryMar 15, 13Aug 30, 16[G07C, G01G]
8825586 Vehicle type recognition at a checkpoint using PCA and BICFeb 24, 10Sep 02, 14[G06N, G06F, G01G]
8502697 Mid-block traffic detection and signal controlDec 18, 08Aug 06, 13[G08G]
8080742 Measurement of wheel and/or axle load of road vehiclesFeb 27, 09Dec 20, 11[G01G]
6825778 Variable speed limit systemOct 21, 02Nov 30, 04[G08B]
6469266 Road vehicle axle sensorMar 09, 01Oct 22, 02[B29B, H01H]
6204778 Truck traffic monitoring and warning systems and vehicle ramp advisory systemJul 28, 98Mar 20, 01[G08G]
5673039 Method of monitoring vehicular traffic and of providing information to drivers and system for carring out the methodSep 06, 95Sep 30, 97[G08G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0018,252 SENSOR INCLUDING ELECTRICAL TRANSMISSION-LINE PARAMETER THAT CHANGES RESPONSIVE TO VEHICULAR LOADAbandonedMar 04, 14Jan 21, 16[G01G]
6559774 Dynamic work zone safety system and methodExpiredJun 29, 01May 06, 03[G08G]
6006386 Capacitive transducerExpiredApr 30, 98Dec 28, 99[G01L]
5747746 Restraint system for weight scalesExpiredJan 11, 96May 05, 98[G01G]
5719356 Stable torque arm mounting for weigh scaleExpiredFeb 21, 96Feb 17, 98[G01G]
5621195 Sensor array system for determining axle spacingExpiredJun 07, 95Apr 15, 97[G01B, G01G]
5617086 Traffic monitoring systemExpiredOct 31, 94Apr 01, 97[G08G]
5597894 Multi-tyrosinated somatostatin analogsExpiredJun 05, 95Jan 28, 97[A61K, C07K]
5477217 Bidirectional road traffic sensorExpiredFeb 18, 94Dec 19, 95[G08G]
5090493 Load cells and scales therefromExpiredOct 29, 90Feb 25, 92[G01L, G01G]
4799381 Vehicle road sensorExpiredFeb 21, 88Jan 24, 89[G01L, G01G]
4616723 Wheel load indicatorExpiredJun 19, 85Oct 14, 86[G01G]
4386671 Torque arm mounting for weigh scaleExpiredSep 29, 81Jun 07, 83[G01G]
4383584 Sealed load cell constructionExpiredJun 26, 81May 17, 83[G01G]
4360071 Sealed load cell constructionExpiredMar 07, 80Nov 23, 82[G01G]

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