Assignee
WILLIAMSON RALPH K
US·2 granted patents·155 citations·filing 2011–2012
Top patents by PatentIndex Score
2 records- 0194US8315620B1Methods and apparatus to associate a mobile device with a panelist profileWILLIAMSON RALPH K·Filed 2011·Granted Nov 20, 2012·152 cites·13 claims
- 0275US8559918B2Methods and apparatus to associate a mobile device with a panelist profileWILLIAMSON RALPH K·Filed 2012·Granted Oct 15, 2013·3 cites·21 claims
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