TRAFFIC SYSTEMS, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES1108
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5910929 Audio railway crossing detectorJul 10, 98Jun 08, 99[G01S]
5710555 Siren detectorMay 17, 96Jan 20, 98[G08G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6133849 Control signal coding and detection in the audible and inaudible rangesExpiredFeb 20, 96Oct 17, 00[H04Q]
4864297 Siren detectorExpiredOct 14, 87Sep 05, 89[G08G]

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