Inventor · disambiguated record
Howard S. Leight
Also filed as: LEIGHT HOWARD S
44 granted patents·1 pending application·1,808 citations·filing 1974–2025
99Inventor score
Files withLEIGHT HOWARD S21BACOU USA SAFETY INC8HEAROS LLC4HOWARD LEIGHT IND3HOWARD S LEIGHT AND ASSOCIATES3
Top patents by PatentIndex Score
45 records- 0196USD253723SEar plugLEIGHT HOWARD S·Filed 1978·Granted Dec 18, 1979·39 cites·1 claims
- 0295USD426880STwisted band for earplugHOWARD LEIGHT IND·Filed 1998·Granted Jun 20, 2000·62 cites·1 claims
- 0394USD427382SPair of earmuffsBACOU USA SAFETY INC·Filed 1998·Granted Jun 27, 2000·56 cites·1 claims
- 0493US3943925AEar protector assemblyLEIGHT HOWARD S·Filed 1974·Granted Mar 16, 1976·90 cites·10 claims
- 0592US7250021B2Adjustable pull-rope exercise deviceLEIGHT HOWARD S·Filed 2005·Granted Jul 31, 2007·49 cites·15 claims
- 0687USD413379SCombined earplug and insertion stemHOWARD LEIGHT IND·Filed 1998·Granted Aug 31, 1999·33 cites·1 claims
- 0785USD788291SEarplugLEIGHT HOWARD S·Filed 2016·Granted May 30, 2017·4 cites·1 claims
- 0883USD371840SMulti-cone earplugLEIGHT HOWARD S·Filed 1994·Granted Jul 16, 1996·22 cites·1 claims
- 0982US5372278AEarplug dispenser boxFiled 1993·Granted Dec 13, 1994·62 cites·15 claims
- 1082US4774938ASlow recovery earplug with largely impenetrable surfaceHOWARD S LEIGHT & ASSOCIATES I·Filed 1987·Granted Oct 4, 1988·136 cites·6 claims
- 1181US4434794ADisposable ear plugLEIGHT HOWARD S·Filed 1981·Granted Mar 6, 1984·98 cites·6 claims
- 1280USD372776SMulti-cone earplugLEIGHT HOWARD S·Filed 1992·Granted Aug 13, 1996·20 cites·1 claims
- 1379US3970082AHard hat ear protectorLEIGHT HOWARD S·Filed 1974·Granted Jul 20, 1976·35 cites·2 claims
- 1478USD340282SEarplugLEIGHT HOWARD S·Filed 1991·Granted Oct 12, 1993·18 cites·1 claims
- 1577US6241041B1Multi-cone earplug and method of forming and usingBACOU USA SAFETY INC·Filed 1994·Granted Jun 5, 2001·58 cites·5 claims
- 1677US2025318958A1Compressible fit earplug with planar insertHEAROS LLC·Filed 2025·Application pending·0 cites
- 1776US12364624B2Compressible fit earplug with planar insertHEAROS LLC·Filed 2018·Granted Jul 22, 2025·2 cites·17 claims
- 1876US5280845AEarplug dispenserLEIGHT HOWARD S·Filed 1992·Granted Jan 25, 1994·85 cites·14 claims
- 1974USD442340SEarmuff with diamond shell and cloverleaf cushionBACOU USA SAFETY INC·Filed 2000·Granted May 15, 2001·25 cites·1 claims
- 2073US6148446AMulti-position banded earmuffBACOU USA SAFETY INC·Filed 2000·Granted Nov 21, 2000·48 cites·14 claims
- 2172US6299019B1Hollow handle earplug dispenserLEIGHT IND·Filed 2000·Granted Oct 9, 2001·56 cites·11 claims
- 2271US5996123AEarmuff for noise blockingBACON USA SAFETY INC·Filed 1998·Granted Dec 7, 1999·140 cites·6 claims
- 2370US6138790ABand earplug adapted to prevent soilingBACOU USA SAFETY INC·Filed 1998·Granted Oct 31, 2000·39 cites·6 claims
- 2469US12370089B2Compressible fit earplug with planar insertHEAROS LLC·Filed 2021·Granted Jul 29, 2025·0 cites·12 claims
- 2567US6006857AEarplug with insertion stemHOWARD LEIGHT IND·Filed 1998·Granted Dec 28, 1999·112 cites·9 claims
- 2667US5724119AEarmuff-eyeglass combinationHOWARD S LEIGHT & ASSOCIATES I·Filed 1996·Granted Mar 3, 1998·107 cites·9 claims
- 2765USD405521SDual earplugBACOU USA SAFETY INC·Filed 1997·Granted Feb 9, 1999·12 cites·1 claims
- 2865US5285925ARapid release boxLEIGHT HOWARD S·Filed 1992·Granted Feb 15, 1994·28 cites·12 claims
- 2965USD341656SMulti winged earplugLEIGHT HOWARD S·Filed 1992·Granted Nov 23, 1993·11 cites·1 claims
- 3064US6345684B1Checkable earplugBACOU USA SAFETY INC·Filed 2000·Granted Feb 12, 2002·22 cites·8 claims
- 3164US5322185AEarplug dispenser systemLEIGHT HOWARD S·Filed 1993·Granted Jun 21, 1994·41 cites·12 claims
- 3259US4750669AContainer with resilient coverLEIGHT HOWARD S·Filed 1987·Granted Jun 14, 1988·26 cites·9 claims
- 3359US4490857ABand earplugLEIGHT HOWARD S·Filed 1982·Granted Jan 1, 1985·47 cites·4 claims
- 3452US9763832B2Pull out earplugLEIGHT HOWARD S·Filed 2013·Granted Sep 19, 2017·0 cites·12 claims
- 3551USD400248SBand earplugHOWARD S LEIGHT AND ASS INC·Filed 1997·Granted Oct 27, 1998·8 cites·1 claims
- 3651US5727566ATrackable earplugHOWARD S LEIGHT AND ASSOCIATES·Filed 1996·Granted Mar 17, 1998·57 cites·10 claims
- 3750USD395657SCap for banded earplugLEIGHT HOWARD S·Filed 1993·Granted Jun 30, 1998·6 cites·1 claims
- 3846US5824966AEnhanced band earplugBACOU USA SAFETY INC·Filed 1997·Granted Oct 20, 1998·33 cites·8 claims
- 3945US5298691ASoiling resistant banded earplugLEIGHT HOWARD S·Filed 1992·Granted Mar 29, 1994·17 cites·4 claims
- 4045USD335342SEarplugLEIGHT HOWARD S·Filed 1991·Granted May 4, 1993·4 cites·1 claims
- 4144US5811742ADual earplugHOWARD S LEIGHT AND ASSOCIATES·Filed 1997·Granted Sep 22, 1998·35 cites·5 claims
- 4244USD329897SWinged earplugLEIGHT HOWARD S·Filed 1990·Granted Sep 29, 1992·4 cites·1 claims
- 4343US5979451AEarmuff sound protectorHOWARD S LEIGHT AND ASSOCIATES·Filed 1989·Granted Nov 9, 1999·26 cites·2 claims
- 4443US4819624ABanded earplugLEIGHT HOWARD S·Filed 1987·Granted Apr 11, 1989·35 cites·5 claims
- 4540USD1066642SEarplugHEAROS LLC·Filed 2021·Granted Mar 11, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →