Assignee
MCGARD INC
US·54 granted patents·1,772 citations·filing 1976–2002
Top patents by PatentIndex Score
54 records- 0195US6017177AMulti-tier security fastenerMCGARD INC·Filed 1997·Granted Jan 25, 2000·251 cites·17 claims
- 0294US4480513ABolt-lock structureMCGARD INC·Filed 1981·Granted Nov 6, 1984·97 cites·16 claims
- 0392US4723866AManhole cover locking bolt constructionMCGARD INC·Filed 1985·Granted Feb 9, 1988·81 cites·11 claims
- 0491US4618299ALocknut and key thereforMCGARD INC·Filed 1984·Granted Oct 21, 1986·49 cites·4 claims
- 0589US6742365B1Ringless meter lockMCGARD INC·Filed 2002·Granted Jun 1, 2004·35 cites·25 claims
- 0685US4968202ADecorative and protective cap for locknutMCGARD INC·Filed 1990·Granted Nov 6, 1990·45 cites·23 claims
- 0784US4648293ALocknut and key thereforMCGARD INC·Filed 1983·Granted Mar 10, 1987·36 cites·17 claims
- 0883US6719511B2High security fastener constructionsMCGARD INC·Filed 2002·Granted Apr 13, 2004·33 cites·20 claims
- 0983US4726723AMulti-part locknut constructionMCGARD INC·Filed 1985·Granted Feb 23, 1988·58 cites·11 claims
- 1080US6599071B1Dual plated fastenersMCGARD INC·Filed 2000·Granted Jul 29, 2003·30 cites·22 claims
- 1180US6439010B1Ring-type meter lockMCGARD INC·Filed 2000·Granted Aug 27, 2002·26 cites·32 claims
- 1280US4897008AAnti-tamper nutMCGARD INC·Filed 1988·Granted Jan 30, 1990·46 cites·14 claims
- 1380US4633896AOperating nut for fire hydrantMCGARD INC·Filed 1986·Granted Jan 6, 1987·38 cites·21 claims
- 1479US5791848AStructure for converting standard drive fastener to security fastenerMCGARD INC·Filed 1997·Granted Aug 11, 1998·46 cites·23 claims
- 1578US5727590ATamper resistant construction for hydrant actuating nutMCGARD INC·Filed 1997·Granted Mar 17, 1998·41 cites·33 claims
- 1678US5395196ATwo-piece lug boltMCGARD INC·Filed 1994·Granted Mar 7, 1995·45 cites·25 claims
- 1776US5324149ALightweight lug nutMCGARD INC·Filed 1993·Granted Jun 28, 1994·45 cites·21 claims
- 1876US5071300AShrouded jam locknutMCGARD INC·Filed 1991·Granted Dec 10, 1991·49 cites·17 claims
- 1974US5632301ATamper resistant construction for hydrantMCGARD INC·Filed 1996·Granted May 27, 1997·36 cites·22 claims
- 2074US4824305ADecorative and protective cap for locknutMCGARD INC·Filed 1988·Granted Apr 25, 1989·36 cites·24 claims
- 2171US5324148ATwo-piece lug boltMCGARD INC·Filed 1993·Granted Jun 28, 1994·34 cites·12 claims
- 2270US5251520AWrench for hexagonal regular nuts and locknutsMCGARD INC·Filed 1992·Granted Oct 12, 1993·27 cites·24 claims
- 2368US6067827ALock constructionMCGARD INC·Filed 1998·Granted May 30, 2000·28 cites·36 claims
- 2468US5112176AShrouded anti-theft locknutMCGARD INC·Filed 1991·Granted May 12, 1992·41 cites·10 claims
- 2568US4936336ATamperproof construction for hydrant actuating nutMCGARD INC·Filed 1989·Granted Jun 26, 1990·39 cites·17 claims
- 2667US6357981B1Fastener structureMCGARD INC·Filed 2000·Granted Mar 19, 2002·21 cites·72 claims
- 2764US5722450ATamper resistant construction for hydrantMCGARD INC·Filed 1997·Granted Mar 3, 1998·33 cites·33 claims
- 2863US5730567AAnti-tamper fastenerMCGARD INC·Filed 1996·Granted Mar 24, 1998·33 cites·35 claims
- 2962US6295900B1Fastener constructionsMCGARD INC·Filed 1999·Granted Oct 2, 2001·28 cites·19 claims
- 3061US5360304AFastener constructionMCGARD INC·Filed 1993·Granted Nov 1, 1994·35 cites·13 claims
- 3161US4686874ATamper-proof bolt and tamper-proof bolt-key combinationMCGARD INC·Filed 1985·Granted Aug 18, 1987·23 cites·7 claims
- 3261US4664000ALocknut key and mounting structure thereforMCGARD INC·Filed 1985·Granted May 12, 1987·18 cites·13 claims
- 3360US4478458ALocking and anti-loosening construction for vehicle rimMCGARD INC·Filed 1982·Granted Oct 23, 1984·21 cites·16 claims
- 3458US6092968AFastener structureMCGARD INC·Filed 1998·Granted Jul 25, 2000·22 cites·42 claims
- 3558US5730568AAnti-galling fastenerMCGARD INC·Filed 1996·Granted Mar 24, 1998·21 cites·21 claims
- 3656US6036419AFastener structureMCGARD INC·Filed 1998·Granted Mar 14, 2000·22 cites·42 claims
- 3755US6018969ALock constructionMCGARD INC·Filed 1998·Granted Feb 1, 2000·18 cites·19 claims
- 3853US4848113ASpare wheel lock constructionMCGARD INC·Filed 1988·Granted Jul 18, 1989·17 cites·15 claims
- 3952US6024522ASecurity fastener and drive tool for driving both security fasteners and conventional fastenersMCGARD INC·Filed 1997·Granted Feb 15, 2000·19 cites·21 claims
- 4051US4712586APipe plug and centering construction for centering ridged key in mating groove in pipe plugMCGARD INC·Filed 1986·Granted Dec 15, 1987·17 cites·13 claims
- 4149US5758523ALock construction for automotive spare wheel winchMCGARD INC·Filed 1996·Granted Jun 2, 1998·14 cites·33 claims
- 4245US5630442ATamper resistant construction for hydrant actuating nutMCGARD INC·Filed 1996·Granted May 20, 1997·12 cites·26 claims
- 4345US4495910ALocking valve constructionMCGARD INC·Filed 1982·Granted Jan 29, 1985·9 cites·9 claims
- 4444US4549569ALocking valve constructionMCGARD INC·Filed 1984·Granted Oct 29, 1985·8 cites·19 claims
- 4543US5127289AWrench for hexagonal regular nuts and locknutsMCGARD INC·Filed 1991·Granted Jul 7, 1992·10 cites·26 claims
- 4642US6067825ASpare wheel lock constructionMCGARD INC·Filed 1998·Granted May 30, 2000·11 cites·23 claims
- 4742US5062325APipe plug and centering construction for centering ridged key in mating groove in pipe plug or nutMCGARD INC·Filed 1989·Granted Nov 5, 1991·9 cites·20 claims
- 4842US4576308ATank hatch opening obstructing constructionMCGARD INC·Filed 1985·Granted Mar 18, 1986·13 cites·35 claims
- 4940US6308997B1Add-on tamper-resistant lock device for coverMCGARD INC·Filed 1998·Granted Oct 30, 2001·18 cites·31 claims
- 5040US5029808ALock assembly for valveMCGARD INC·Filed 1990·Granted Jul 9, 1991·9 cites·15 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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