Inventor · disambiguated record
John Campbell
Also filed as: CAMPBELL JOHN · CAMPBELL JOHN T · CAMPBELL JOHN TEARLACH · CAMPBELL JR JOHN
35 granted patents·4 pending applications·706 citations·filing 1979–2020
98Inventor score
Files withROCKWELL AUTOMATION TECH INC14ALOTECH LTD LLC9COSWORTH RES & DEV LTD3ALLOY TECHN LTD2CAMPBELL JOHN T2
Top patents by PatentIndex Score
39 records- 0198US4967827AMethod and apparatus for melting and casting metalCOSWORTH RES & DEV LTD·Filed 1989·Granted Nov 6, 1990·86 cites·14 claims
- 0297US7742833B1Auto discovery of embedded historians in networkROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Jun 22, 2010·52 cites·19 claims
- 0395US7962440B2Adaptive industrial systems via embedded historian dataROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Jun 14, 2011·51 cites·18 claims
- 0495US7827122B1Data mining of unfiltered controller dataROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Nov 2, 2010·71 cites·26 claims
- 0594US7930639B2Contextualization for historians in industrial systemsROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Apr 19, 2011·43 cites·18 claims
- 0693US7647131B1Dynamic determination of sampling ratesROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Jan 12, 2010·56 cites·28 claims
- 0792US4946079AVented and valved pouring spoutCAMPBELL JOHN T·Filed 1988·Granted Aug 7, 1990·72 cites·1 claims
- 0891US7216691B2Mold-removal casting method and apparatusALOTECH LTD LLC·Filed 2003·Granted May 15, 2007·21 cites·46 claims
- 0989US7121318B2Lost pattern mold removal casting method and apparatusALOTECH LTD LLC·Filed 2005·Granted Oct 17, 2006·19 cites·25 claims
- 1088US10612114B2Ablation casting processALOTECH LTD LLC·Filed 2017·Granted Apr 7, 2020·2 cites·26 claims
- 1188US7711440B1Browser based embedded historianROCKWELL AUTOMATION TECH INC·Filed 2006·Granted May 4, 2010·18 cites·30 claims
- 1287US4693292ACasting of metal articlesCOSWORTH RES & DEV LTD·Filed 1985·Granted Sep 15, 1987·26 cites·14 claims
- 1384US7463935B1Message queuing in an industrial environmentROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Dec 9, 2008·16 cites·32 claims
- 1484US7165600B2Chemically bonded aggregate moldALOTECH LTD LLC·Filed 2003·Granted Jan 23, 2007·12 cites·42 claims
- 1583US9133839B2Fluid-working machine and method of detecting a faultRAMPEN WILLIAM HUGH SALVIN·Filed 2011·Granted Sep 15, 2015·4 cites·25 claims
- 1682US7933666B2Adjustable data collection rate for embedded historiansROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Apr 26, 2011·12 cites·29 claims
- 1780US8190284B1Auto discovery of embedded historians in networkHERBST ROBERT J·Filed 2010·Granted May 29, 2012·3 cites·20 claims
- 1877US4252362APickup bed coverCAMPBELL JOHN T·Filed 1979·Granted Feb 24, 1981·32 cites·6 claims
- 1975US6841120B2Dispensing apparatus and methodALOTECH LTD LLC·Filed 2002·Granted Jan 11, 2005·10 cites·39 claims
- 2072US7487003B1Automatic tracking of a lot of items through virtual sublotsROCKWELL AUTOMATION TECH INC·Filed 2006·Granted Feb 3, 2009·3 cites·32 claims
- 2171US7809656B2Microhistorians as proxies for data transferROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Oct 5, 2010·5 cites·20 claims
- 2270US11109249B2Systems and methods for improved monitoring of a vehicle integration platformUBER TECHNOLOGIES INC·Filed 2019·Granted Aug 31, 2021·1 cites·20 claims
- 2368US8303890B2Integrated quiescent processing of meltsGRASSI JOHN R·Filed 2009·Granted Nov 6, 2012·3 cites·11 claims
- 2467US5690160ASealing device for an-inlet of a sand moldALLOY TECHN LTD·Filed 1994·Granted Nov 25, 1997·28 cites·11 claims
- 2566US7147031B2Lost pattern mold removal casting method and apparatusALOTECH LTD LLC·Filed 2003·Granted Dec 12, 2006·4 cites·47 claims
- 2666US5735334ACasting of light metal alloysALLOY TECHN LTD·Filed 1992·Granted Apr 7, 1998·28 cites·20 claims
- 2764US7882218B2Platform independent historianROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Feb 1, 2011·2 cites·20 claims
- 2862US11001917B2Ablation casting processALOTECH LIMITED LLC·Filed 2020·Granted May 11, 2021·0 cites·22 claims
- 2961US8805760B2Historians embedded in industrial unitsBAIER JOHN J·Filed 2011·Granted Aug 12, 2014·1 cites·20 claims
- 3060US2015083280A1Solidification microstructure of aggregate molded shaped castingsALOTECH LTD LLC·Filed 2014·Application pending·0 cites
- 3159US7917857B2Direct subscription to intelligent I/O moduleROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Mar 29, 2011·1 cites·16 claims
- 3257US7930261B2Historians embedded in industrial unitsROCKWELL AUTOMATION TECH INC·Filed 2007·Granted Apr 19, 2011·2 cites·20 claims
- 3356US4269107ALiquid propellant/regenerative charging system bubble preventerUS AIR FORCE·Filed 1979·Granted May 26, 1981·12 cites·1 claims
- 3456US2008041499A1Solidification microstructure of aggregate molded shaped castingsALOTECH LTD LLC·Filed 2006·Application pending·0 cites
- 3548US7416110B2Apparatus for collecting particulate materialCAMPBELL JOHN·Filed 2003·Granted Aug 26, 2008·4 cites·19 claims
- 3646US2008202644A1Quiescent transfer of meltsALOTECH LTD LLC·Filed 2007·Application pending·0 cites
- 3744US2008114474A1Event triggered data capture via embedded historiansROCKWELL AUTOMATION TECH INC·Filed 2006·Application pending·0 cites
- 3840US4440864AChemically bondable foundry sandCOSWORTH RES & DEV LTD·Filed 1982·Granted Apr 3, 1984·6 cites·7 claims
- 3936US12202034B2Apparatus and method for use in casting of metals and/or metal alloysSYLATECH LTD·Filed 2020·Granted Jan 21, 2025·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →