Patent assignee · US · COMPANY

Arbitron Inc.

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52Patents
18Active
52Granted
48Portfolio score

Filing activity: Apr 30, 1992 → Dec 16, 2011 · 16 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5450490A Apparatus and methods for including codes in audio signals and decoding Electricity 714 Expired
US5579124A Method and apparatus for encoding/decoding broadcast or recorded segments and monitoring audience exposure thereto Electricity 676 Expired
US5436653A Method and system for recognition of broadcast segments Electricity 588 Expired
US5581800A Method and apparatus for automatically identifying a program including a sound signal Electricity 469 Expired
US5574962A Method and apparatus for automatically identifying a program including a sound signal Electricity 466 Expired
US5483276A Compliance incentives for audience monitoring/recording devices Electricity 371 Expired
US5612729A Method and system for producing a signature characterizing an audio broadcast signal Electricity 322 Expired
US5504518A Method and system for recognition of broadcast segments Electricity 274 Expired
US7222071B2 Audio data receipt/exposure measurement with code monitoring and signature extraction Electricity 228 Expired
US7627872B2 Media data usage measurement and reporting systems and methods Electricity 228 Expired
US7443292B2 Gathering data concerning publication usage Performing Operations; Transporting 219 Expired
US5572246A Method and apparatus for producing a signature characterizing an interval of a video signal while compensating for picture edge shift Electricity 211 Expired
US6871180B1 Decoding of information in audio signals Electricity 211 Expired
US6421445B1 Apparatus and methods for including codes in audio signals Electricity 200 Expired
US5621454A Method and system for recognition of broadcast segments Electricity 193 Expired
US7460827B2 Radio frequency proximity detection and identification system and method Electricity 186 Expired
US7272982B2 Gathering data concerning publication usage Performing Operations; Transporting 182 Expired
US7420464B2 Methods and systems for gathering market research data inside and outside commercial establishments Physics 175 Expired
US7471987B2 Determining location of an audience member having a portable media monitor Electricity 160 Expired
US6958710B2 Universal display media exposure measurement Physics 144 Expired
US6845360B2 Encoding multiple messages in audio data and detecting same Physics 144 Expired
US5408258A Method of automatically qualifying a signal reproduction device for installation of monitoring equipment Electricity 134 Expired
US8098152B2 Universal display exposure monitor using personal locator service Physics 127 Active
US7483835B2 AD detection using ID code and extracted signature Electricity 120 Expired
US7592908B2 Universal display exposure monitor using personal locator service Physics 120 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.