Assignee
MAS HAMILTON GROUP
US·24 granted patents·1,087 citations·filing 1991–1999
Top patents by PatentIndex Score
24 records- 0189US5893283ASolenoid controlled bolt control for an electronic lockMAS HAMILTON GROUP·Filed 1997·Granted Apr 13, 1999·73 cites·18 claims
- 0284US5870914AElectronic combination lock with self-contained power generationMAS HAMILTON GROUP·Filed 1997·Granted Feb 16, 1999·52 cites·7 claims
- 0383US5592838AAnti-attack interlocks for a combination lock mechanismMAS HAMILTON GROUP·Filed 1992·Granted Jan 14, 1997·48 cites·15 claims
- 0481US5265452ABolt lock bolt retractor mechanismMAS HAMILTON GROUP·Filed 1991·Granted Nov 30, 1993·167 cites·15 claims
- 0579USD433314SLock coverMAS HAMILTON GROUP·Filed 1999·Granted Nov 7, 2000·24 cites·1 claims
- 0679USD388309SElectronic combination lock housingMAS HAMILTON GROUP·Filed 1996·Granted Dec 30, 1997·26 cites·1 claims
- 0778US5493279AElectronic combination lock with covert entry detection feature and method of covert entry detectionMAS HAMILTON GROUP·Filed 1993·Granted Feb 20, 1996·47 cites·28 claims
- 0877US5271253AElectronic combination lock with magnetic anti-attack interlockMAS HAMILTON GROUP·Filed 1992·Granted Dec 21, 1993·49 cites·11 claims
- 0974US5896026APower conservation and management system for a self-powered electronic lockMAS HAMILTON GROUP·Filed 1998·Granted Apr 20, 1999·91 cites·4 claims
- 1074US5881589AGear driven bolt withdrawal for an electronic combination lockMAS HAMILTON GROUP·Filed 1997·Granted Mar 16, 1999·41 cites·5 claims
- 1174USD388308SElectronic combination lock housingMAS HAMILTON GROUP·Filed 1996·Granted Dec 30, 1997·19 cites·1 claims
- 1263US6151935ADeadbolt combination lock system with automatic locking spring boltMAS HAMILTON GROUP·Filed 1997·Granted Nov 28, 2000·22 cites·22 claims
- 1363US5590917AHigh security push-to-exit pedestrian door controlMAS HAMILTON GROUP·Filed 1995·Granted Jan 7, 1997·35 cites·5 claims
- 1463US5170431AElectronic bolt lock with enhanced security featuresMAS HAMILTON GROUP·Filed 1991·Granted Dec 8, 1992·77 cites·17 claims
- 1557USD437542SLock coverMAS HAMILTON GROUP·Filed 1999·Granted Feb 13, 2001·10 cites·1 claims
- 1657US5873276AKeypad entry electronic combination lock with self-generated combinationMAS HAMILTON GROUP·Filed 1996·Granted Feb 23, 1999·58 cites·11 claims
- 1757US5410301AStatus monitoring system for an electronic lockMAS HAMILTON GROUP·Filed 1992·Granted Apr 25, 1995·57 cites·11 claims
- 1855US5488660AElectronic combination lock utilizing a one-time use combinationMAS HAMILTON GROUP·Filed 1995·Granted Jan 30, 1996·54 cites·19 claims
- 1954US5709114AKeypad entry electronic combination lock with self-generated combinationMAS HAMILTON GROUP·Filed 1995·Granted Jan 20, 1998·51 cites·37 claims
- 2054USD366822SElectronic combination lock housingMAS HAMILTON GROUP·Filed 1995·Granted Feb 6, 1996·11 cites·1 claims
- 2145US5451934AElectronic combination lock with time delay feature to control openingMAS HAMILTON GROUP·Filed 1994·Granted Sep 19, 1995·28 cites·12 claims
- 2244US5488358AElectronic combination lock with closure and locking verificationMAS HAMILTON GROUP·Filed 1994·Granted Jan 30, 1996·28 cites·11 claims
- 2333US5511401ALock bolt and deadbolt interconnection mechanismMAS HAMILTON GROUP·Filed 1994·Granted Apr 30, 1996·9 cites·13 claims
- 2428US5896095AElectronic lock with accessMAS HAMILTON GROUP·Filed 1997·Granted Apr 20, 1999·10 cites·6 claims
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