Inventor · disambiguated record
Gerald W. Crum
Also filed as: CRUM GERALD · CRUM GERALD W
33 granted patents·1 pending application·1,396 citations·filing 1974–2004
98Inventor score
Files withNORDSON CORP33
Top patents by PatentIndex Score
34 records- 0195US5718767ADistributed control system for powder coating systemNORDSON CORP·Filed 1994·Granted Feb 17, 1998·88 cites·24 claims
- 0294US6547884B1Distributed control system for powder coating systemNORDSON CORP·Filed 2000·Granted Apr 15, 2003·39 cites·22 claims
- 0394US5843515ADistributed control system for powder coating systemNORDSON CORP·Filed 1997·Granted Dec 1, 1998·63 cites·14 claims
- 0494US4367532AManually programmable robot with power-assisted motion during programmingNORDSON CORP·Filed 1980·Granted Jan 4, 1983·117 cites·9 claims
- 0592US6132511ADistributed control system for powder coating systemNORDSON CORP·Filed 1999·Granted Oct 17, 2000·44 cites·10 claims
- 0691US5056720AElectrostatic spray gunNORDSON CORP·Filed 1990·Granted Oct 15, 1991·92 cites·14 claims
- 0791US4283764AManually programmable robot with power-assisted motion during programmingNORDSON CORP·Filed 1979·Granted Aug 11, 1981·69 cites·23 claims
- 0891US4265858AMetering and mixing apparatus for multiple componentNORDSON CORP·Filed 1976·Granted May 5, 1981·59 cites·8 claims
- 0990US6863920B2Distributed control system for powder coating systemNORDSON CORP·Filed 2004·Granted Mar 8, 2005·35 cites·11 claims
- 1088US4248379APowder spray color change systemNORDSON CORP·Filed 1979·Granted Feb 3, 1981·71 cites·13 claims
- 1187US6766763B2Distributed control system for powder coating systemNORDSON CORP·Filed 2003·Granted Jul 27, 2004·28 cites·18 claims
- 1287US3973697AAdhesive gunNORDSON CORP·Filed 1974·Granted Aug 10, 1976·44 cites·17 claims
- 1384US6017394ADistributed control system for powder coating systemNORDSON CORP·Filed 1998·Granted Jan 25, 2000·39 cites·1 claims
- 1480US5395046AHand-held spray gun with replaceable handleNORDSON CORP·Filed 1993·Granted Mar 7, 1995·53 cites·28 claims
- 1579US5620138APowder coating gun mounted diffuser and air cooled heat sink in combination with low flow powder pump improvementsNORDSON CORP·Filed 1994·Granted Apr 15, 1997·49 cites·12 claims
- 1679US5018909APowder feed hopperNORDSON CORP·Filed 1990·Granted May 28, 1991·55 cites·29 claims
- 1778US5402940ATribo-electric powder spray gunNORDSON CORP·Filed 1994·Granted Apr 4, 1995·44 cites·28 claims
- 1875US4338364AContinuous coaterNORDSON CORP·Filed 1981·Granted Jul 6, 1982·36 cites·23 claims
- 1973US4830279AFlat spray nozzle for a spray gunNORDSON CORP·Filed 1987·Granted May 16, 1989·37 cites·11 claims
- 2073US4819879AParticle spray gunNORDSON CORP·Filed 1987·Granted Apr 11, 1989·41 cites·82 claims
- 2170US4305028ASystem for evaluating the capability of a work-performing robot to reproduce a programmed series of motionsNORDSON CORP·Filed 1980·Granted Dec 8, 1981·30 cites·22 claims
- 2269US5566042ASpray gun device with dynamic loadline manipulation power supplyNORDSON CORP·Filed 1995·Granted Oct 15, 1996·37 cites·38 claims
- 2369US5454872ASystem for controlling and utilizing finer powder particles in a powder coating operationNORDSON CORP·Filed 1993·Granted Oct 3, 1995·25 cites·20 claims
- 2469US4360886AMethod and apparatus for analyzing the feasibility of performing a programmed sequence of motions with a robotNORDSON CORP·Filed 1980·Granted Nov 23, 1982·29 cites·14 claims
- 2563US5908162ASpray gun having an anti-back-ionization probe with a control system thereforNORDSON CORP·Filed 1998·Granted Jun 1, 1999·29 cites·24 claims
- 2662US5344082ATribo-electric powder spray gunNORDSON CORP·Filed 1992·Granted Sep 6, 1994·27 cites·30 claims
- 2760US4181261ASafety guard for an airless spray nozzleNORDSON CORP·Filed 1978·Granted Jan 1, 1980·20 cites·16 claims
- 2859US5725670AApparatus for powder coating welded cansNORDSON CORP·Filed 1996·Granted Mar 10, 1998·20 cites·19 claims
- 2957US5997643AApparatus for powder coating welding cansNORDSON CORP·Filed 1997·Granted Dec 7, 1999·18 cites·13 claims
- 3056US6227769B1Densifier for powder coating welded cansNORDSON CORP·Filed 1999·Granted May 8, 2001·17 cites·2 claims
- 3152US5752788ASystem and method of pumping a constant volume of powderNORDSON CORP·Filed 1994·Granted May 19, 1998·20 cites·19 claims
- 3249US4026440AAdhesive gunNORDSON CORP·Filed 1975·Granted May 31, 1977·11 cites·30 claims
- 3339US5957396AMounting assembly for spray gun with anti-back-ionization probeNORDSON CORP·Filed 1997·Granted Sep 28, 1999·10 cites·14 claims
- 3439US2004011901A1Unipolarity powder coating systems including improved tribocharging and corona gunsFiled 2003·Application pending·0 cites
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