Assignee
UTILITY VERIFICATION CORP
3 granted patents·165 citations·filing 1977–1978
Top patents by PatentIndex Score
3 records- 0195US4122308ATelephone call metering deviceUTILITY VERIFICATION CORP·Filed 1977·Granted Oct 24, 1978·140 cites·45 claims
- 0281US4209668ATelephone having reiterative dialing featureUTILITY VERIFICATION CORP·Filed 1978·Granted Jun 24, 1980·25 cites·10 claims
- 0311USD254141STelephone call cost determining deviceUTILITY VERIFICATION CORP·Filed 1978·Granted Feb 5, 1980·0 cites·1 claims
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