Inventor · disambiguated record
Earl R. Clowers
Also filed as: CLOWERS EARL · CLOWERS EARL R · CLOWERS EARL ROGER
41 granted patents·2 pending applications·1,693 citations·filing 1975–2007
98Inventor score
Top patents by PatentIndex Score
43 records- 0199US4628605AOrbital bayonet sawPORTER CABLE CORP·Filed 1985·Granted Dec 16, 1986·150 cites·16 claims
- 0298US6568089B1Reciprocating saw having compact configuration and independent stabilityPORTER CABLE DELTA·Filed 2000·Granted May 27, 2003·116 cites·72 claims
- 0398US4856394APortable circular sawPORTER CABLE CORP·Filed 1988·Granted Aug 15, 1989·182 cites·14 claims
- 0497US6308378B1Frictional gripping arrangement for a power tool handlePORTER CABLE CORP·Filed 2000·Granted Oct 30, 2001·166 cites·21 claims
- 0597USD417648SPower tool rechargeable batteryPORTER CABLE CORP·Filed 1997·Granted Dec 14, 1999·81 cites·1 claims
- 0696US6810589B2Bearing structure for a reciprocating shaft in a reciprocating sawPORTER CABLE DELTA·Filed 2003·Granted Nov 2, 2004·69 cites·31 claims
- 0795USD402871SBattery powered T-handle drillPORTER CABLE CORP·Filed 1997·Granted Dec 22, 1998·59 cites·1 claims
- 0894US7429430B2Cordless power tool battery release mechanismBLACK & DECKER INC·Filed 2003·Granted Sep 30, 2008·53 cites·7 claims
- 0994USD402872SBattery powered push-handle drillPORTER CABLE CORP·Filed 1997·Granted Dec 22, 1998·50 cites·1 claims
- 1093US6656626B1Cordless power tool battery release mechanismPORTER CABLE CORP·Filed 2000·Granted Dec 2, 2003·93 cites·57 claims
- 1192US6224471B1Dust CollectorPORTER CABLE CORP·Filed 1997·Granted May 1, 2001·67 cites·43 claims
- 1290US5690545AMotorized rotary tool having a head mounted by a pivotal jointPORTER CABLE CORP·Filed 1996·Granted Nov 25, 1997·87 cites·16 claims
- 1389US7246533B2Reciprocating counterweight structure for a reciprocating sawBLACK & DECKER INC·Filed 2004·Granted Jul 24, 2007·27 cites·22 claims
- 1489US5518442ASanderPORTER CABLE CORP·Filed 1994·Granted May 21, 1996·41 cites·60 claims
- 1587USD435013SPower tool battery packPORTER CABLE CORP·Filed 1999·Granted Dec 12, 2000·31 cites·1 claims
- 1687US5375636APocket joint cutter systemPORTER CABLE CORP·Filed 1993·Granted Dec 27, 1994·57 cites·61 claims
- 1786US5545080AMotorized sander having a sanding head mounted by a pivotal jointPORTER CABLE CORP·Filed 1995·Granted Aug 13, 1996·66 cites·40 claims
- 1885USD413994SBattery powered flashlightPORTER CABLE CORP·Filed 1998·Granted Sep 14, 1999·29 cites·1 claims
- 1985US4106165ARetractable cord guiding and locking devicesSINGER CO·Filed 1977·Granted Aug 15, 1978·37 cites·1 claims
- 2083US5791977ASanderPORTER CABLE CORP·Filed 1996·Granted Aug 11, 1998·40 cites·10 claims
- 2182USD404006STool battery chargerPORTER CABLE CORP·Filed 1997·Granted Jan 12, 1999·25 cites·1 claims
- 2281US8141444B2Bearing structure for a reciprocating shaft in a reciprocating sawLAGALY MICHAEL ANTHONY·Filed 2007·Granted Mar 27, 2012·10 cites·9 claims
- 2379US5934985APalm grip random orbit sander with lower housing and dust collector coupled to lower housingPORTER CABLE CORP·Filed 1997·Granted Aug 10, 1999·30 cites·38 claims
- 2476US6506107B2SanderPORTER CABLE CORP·Filed 2001·Granted Jan 14, 2003·11 cites·2 claims
- 2575USD347778SSanderPORTER CABLE CORP·Filed 1993·Granted Jun 14, 1994·17 cites·1 claims
- 2672US6612349B2Plate joinerPORTER CABLE CORP·Filed 2002·Granted Sep 2, 2003·11 cites·10 claims
- 2770USD297401SBayonet sawPORTER CABLE CORP·Filed 1985·Granted Aug 30, 1988·12 cites·1 claims
- 2866US7066221B1Plate joinerBLACK & DECKER INC·Filed 2005·Granted Jun 27, 2006·2 cites·20 claims
- 2957US6896016B1Plate joinerPORTER CABLE CORP·Filed 2003·Granted May 24, 2005·5 cites·21 claims
- 3056USD350548SPocket joint cutterPORTER CABLE CORP·Filed 1993·Granted Sep 13, 1994·9 cites·1 claims
- 3152US2006260716A1Plate joinerBLACK & DECKER INC·Filed 2006·Application pending·0 cites
- 3251US2008010840A1Bearing structure for a reciprocating shaft in a reciprocating sawLAGALY MICHAEL A·Filed 2007·Application pending·0 cites
- 3350USD248104SUpright vacuum cleanerSINGER CO·Filed 1977·Granted Jun 6, 1978·4 cites·1 claims
- 3449US4008505AAbove-the-floor adaptor for upright vacuum cleanersSINGER CO·Filed 1975·Granted Feb 22, 1977·13 cites·6 claims
- 3544US6336483B1Plate joiner fence angle adjustment systemPORTER CABLE CORP·Filed 1997·Granted Jan 8, 2002·7 cites·122 claims
- 3643US5865230APlate joinerPORTER CABLE CORP·Filed 1997·Granted Feb 2, 1999·9 cites·69 claims
- 3741US3966444AVacuum cleaner filter assemblySINGER CO·Filed 1975·Granted Jun 29, 1976·13 cites·2 claims
- 3837US6422275B1Plate joinerPORTER CABLE COPORATION·Filed 1999·Granted Jul 23, 2002·6 cites·82 claims
- 3935USD300716SBayonet sawPORTER CABLE CORP·Filed 1988·Granted Apr 18, 1989·1 cites·1 claims
- 4034US6125896APlate joiner cutter travel adjustment systemPORTER CABLE CORP·Filed 1997·Granted Oct 3, 2000·4 cites·17 claims
- 4133US6006802APlate joiner fence height adjustmentPORTER CABLE CORP·Filed 1997·Granted Dec 28, 1999·3 cites·29 claims
- 4231USD243006SAdaptors for vacuum cleanersSINGER CO·Filed 1975·Granted Jan 11, 1977·0 cites·1 claims
- 4330USD249691SGuiding and locking device for electrical cordsSINGER CO·Filed 1977·Granted Sep 26, 1978·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →