Assignee
STOLAR INC
US·30 granted patents·1,499 citations·filing 1985–2014
Top patents by PatentIndex Score
30 records- 0198US4968978ALong range multiple point wireless control and monitoring systemSTOLAR INC·Filed 1988·Granted Nov 6, 1990·166 cites·10 claims
- 0297US5087099ALong range multiple point wireless control and monitoring systemSTOLAR INC·Filed 1990·Granted Feb 11, 1992·153 cites·6 claims
- 0395US7659847B2Radar mining guidance control systemSTOLAR INC·Filed 2008·Granted Feb 9, 2010·48 cites·11 claims
- 0494US5268683AMethod of transmitting data from a drillheadSTOLAR INC·Filed 1992·Granted Dec 7, 1993·102 cites·2 claims
- 0591US4753484AMethod for remote control of a coal shearerSTOLAR INC·Filed 1986·Granted Jun 28, 1988·82 cites·8 claims
- 0690US7656342B2Double-sideband suppressed-carrier radar to null near-field reflections from a first interface between media layersSTOLAR INC·Filed 2007·Granted Feb 2, 2010·37 cites·15 claims
- 0789US7675289B1Underground anomalies detection vehicle and trailerSTOLAR INC·Filed 2009·Granted Mar 9, 2010·40 cites·8 claims
- 0889US4879755AMedium frequency mine communication systemSTOLAR INC·Filed 1987·Granted Nov 7, 1989·105 cites·24 claims
- 0988US9356706B2First responder and mine emergency communicationSTOLAR INC·Filed 2014·Granted May 31, 2016·9 cites·11 claims
- 1088US4742305AMethod for constructing vertical images of anomalies in geological formationsSTOLAR INC·Filed 1986·Granted May 3, 1988·55 cites·7 claims
- 1186US5769503AMethod and apparatus for a rotating cutting drum or arm mounted with paired opposite circular polarity antennas and resonant microstrip patch transceiver for measuring coal, trona and potash layers forward, side and around a continuous mining machineSTOLAR INC·Filed 1996·Granted Jun 23, 1998·69 cites·16 claims
- 1285US4994747AMethod and apparatus for detecting underground electrically conductive objectsSTOLAR INC·Filed 1988·Granted Feb 19, 1991·56 cites·17 claims
- 1384US5260660AMethod for calibrating a downhole receiver used in electromagnetic instrumentation for detecting an underground conductorSTOLAR INC·Filed 1992·Granted Nov 9, 1993·63 cites·2 claims
- 1482US5072172AMethod and apparatus for measuring the thickness of a layer of geologic material using a microstrip antennaSTOLAR INC·Filed 1989·Granted Dec 10, 1991·40 cites·17 claims
- 1580US9207316B2Radar for rejecting and looking past surface reflectionsSTOLAR INC·Filed 2014·Granted Dec 8, 2015·7 cites·12 claims
- 1679US5066917ALong feature vertical or horizontal electrical conductor detection methodology using phase coherent electromagnetic instrumentationSTOLAR INC·Filed 1990·Granted Nov 19, 1991·54 cites·9 claims
- 1779US4577153AContinuous wave medium frequency signal transmission survey procedure for imaging structure in coal seamsSTOLAR INC·Filed 1985·Granted Mar 18, 1986·44 cites·20 claims
- 1878US7548181B1Earth-penetrating radar with inherent near-field rejectionSTOLAR INC·Filed 2006·Granted Jun 16, 2009·15 cites·5 claims
- 1974US5686841AApparatus and method for the detection and measurement of liquid water and ice layers on the surfaces of solid materialsSTOLAR INC·Filed 1995·Granted Nov 11, 1997·100 cites·14 claims
- 2072US5181934AMethod for automatically adjusting the cutting drum position of a resource cutting machineSTOLAR INC·Filed 1992·Granted Jan 26, 1993·38 cites·3 claims
- 2170US7629790B2System for electronic detection of military threatsSTOLAR INC·Filed 2007·Granted Dec 8, 2009·9 cites·11 claims
- 2269US5121971AMethod of measuring uncut coal rib thickness in a mineSTOLAR INC·Filed 1991·Granted Jun 16, 1992·28 cites·3 claims
- 2368US5093929AMedium frequency mine communication systemSTOLAR INC·Filed 1991·Granted Mar 3, 1992·47 cites·4 claims
- 2466US5146611AMine communication cable and method for useSTOLAR INC·Filed 1987·Granted Sep 8, 1992·27 cites·32 claims
- 2562US4691166AElectromagnetic instruments for imaging structure in geologic formationsSTOLAR INC·Filed 1985·Granted Sep 1, 1987·21 cites·12 claims
- 2657US7755235B2Downhole generator for drillstring instrumentsSTOLAR INC·Filed 2008·Granted Jul 13, 2010·5 cites·9 claims
- 2754US5301082ACurrent limiter circuitSTOLAR INC·Filed 1991·Granted Apr 5, 1994·23 cites·7 claims
- 2852US5185578AMethod for detecting anomalous geological zones by transmitting electromagnetic energy between spaced drillholes using different frequency rangesSTOLAR INC·Filed 1991·Granted Feb 9, 1993·34 cites·3 claims
- 2950US5188426AMethod for controlling the thickness of a layer of material in a seamSTOLAR INC·Filed 1991·Granted Feb 23, 1993·21 cites·3 claims
- 3031USD325202SMobile transceiverSTOLAR INC·Filed 1989·Granted Apr 7, 1992·1 cites·1 claims
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