Assignee
MARPAC CORP
US·10 granted patents·204 citations·filing 1977–2006
Top patents by PatentIndex Score
10 records- 0188US6497493B1Illuminated safety helmetMARPAC CORP·Filed 2001·Granted Dec 24, 2002·93 cites·16 claims
- 0288USD320023SElectronic sound generatorMARPAC CORP·Filed 1989·Granted Sep 17, 1991·27 cites·1 claims
- 0377USD310372SPortable environmental sound machineMARPAC CORP·Filed 1987·Granted Sep 4, 1990·17 cites·1 claims
- 0475USD311065SSound conditioner for masking intruding noisesMARPAC CORP·Filed 1988·Granted Oct 2, 1990·16 cites·1 claims
- 0574USD347008SSound conditionerMARPAC CORP·Filed 1992·Granted May 17, 1994·17 cites·1 claims
- 0666USD335129SSynthesized telephone call announcerMARPAC CORP·Filed 1990·Granted Apr 27, 1993·13 cites·1 claims
- 0762USD248669SElectronic sound conditioning deviceMARPAC CORP·Filed 1977·Granted Jul 25, 1978·8 cites·1 claims
- 0845USD364404SSound conditionerMARPAC CORP·Filed 1994·Granted Nov 21, 1995·5 cites·1 claims
- 0943USD559721SSafety light coverMARPAC CORP·Filed 2006·Granted Jan 15, 2008·5 cites·1 claims
- 1040US6406164B1Safety lightMARPAC CORP·Filed 2000·Granted Jun 18, 2002·3 cites·22 claims
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