Assignee
MNC INC
US·5 granted patents·431 citations·filing 1989–1994
Top patents by PatentIndex Score
5 records- 0173US5117461AElectroacoustic device for hearing needs including noise cancellationMNC INC·Filed 1990·Granted May 26, 1992·146 cites·2 claims
- 0272US5001763AElectroacoustic device for hearing needs including noise cancellationMNC INC·Filed 1989·Granted Mar 19, 1991·95 cites·29 claims
- 0356US5138663AMethod and apparatus for performing noise cancelling and headphoningMNC INC·Filed 1990·Granted Aug 11, 1992·67 cites·14 claims
- 0456US5134659AMethod and apparatus for performing noise cancelling and headphoningMNC INC·Filed 1990·Granted Jul 28, 1992·70 cites·20 claims
- 0551US5524058AApparatus for performing noise cancellation in telephonic devices and headwearMNC INC·Filed 1994·Granted Jun 4, 1996·53 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →