Inventor · disambiguated record
Graham James Luker
Also filed as: LUKER GRAHAM J · LUKER GRAHAM JAMES
11 granted patents·2 pending applications·435 citations·filing 1978–2013
92Inventor score
Top patents by PatentIndex Score
13 records- 0195US5690373AElectromagnetic lockTRIMEC SECURITIES PTY LTD·Filed 1994·Granted Nov 25, 1997·175 cites·10 claims
- 0291US7052054B2Electric drop bolt with slidable drive mechanismLUKER GRAHAM JAMES·Filed 2004·Granted May 30, 2006·41 cites·9 claims
- 0391US6125673AElectronic cylinder lock and computer security systemTRIMEL SECURITIES PTY LTD·Filed 1999·Granted Oct 3, 2000·92 cites·9 claims
- 0480US5219196ALocksLUKER GRAHAM J·Filed 1991·Granted Jun 15, 1993·43 cites·7 claims
- 0571US4682799ALatch lock mechanismEFCO MFG·Filed 1984·Granted Jul 28, 1987·24 cites·7 claims
- 0663US4969343ASecurity locksLUKER GRAHAM J·Filed 1989·Granted Nov 13, 1990·23 cites·4 claims
- 0761US6609400B2Delayed egress systemsFiled 2000·Granted Aug 26, 2003·9 cites·11 claims
- 0860USD257739SGrease pumpMACNAUGHT PTY LTD·Filed 1978·Granted Dec 30, 1980·6 cites·1 claims
- 0945US7086670B2Lock for bi-directional doorsLUKER GRAHAM JAMES·Filed 2004·Granted Aug 8, 2006·2 cites·9 claims
- 1045US4490624ADoor control apparatusEFCO MFG·Filed 1983·Granted Dec 25, 1984·12 cites·6 claims
- 1142US4338066AGrease gunLUKER GRAHAM J·Filed 1980·Granted Jul 6, 1982·8 cites·8 claims
- 1240US2013025365A1Positive displacement flow meterLUKER GRAHAM JAMES·Filed 2011·Application pending·0 cites
- 1333US2014072439A1Tri-lobe flowmeter rotor with partially open core structureLUKER GRAHAM JAMES·Filed 2013·Application pending·0 cites
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