Inventor · disambiguated record
John H. Mortimer
Also filed as: MORTIMER JOHN H
40 granted patents·3 pending applications·649 citations·filing 1983–2012
98Inventor score
Top patents by PatentIndex Score
43 records- 0187US6393044B1High efficiency induction melting systemINDUCTOTHERM CORP·Filed 2000·Granted May 21, 2002·47 cites·56 claims
- 0287US4578552ALevitation heating using single variable frequency power supplyINDUCTOTHERM CORP·Filed 1985·Granted Mar 25, 1986·50 cites·6 claims
- 0387US4506131AMultiple zone induction coil power control apparatus and methodINDUCTOTHERM IND INC·Filed 1983·Granted Mar 19, 1985·63 cites·15 claims
- 0482US5495094AContinuous strip material induction heating coilINDUCTOTHERM CORP·Filed 1995·Granted Feb 27, 1996·66 cites·10 claims
- 0579US4745620AApparatus and method for maintaining constant molten metal level in metal castingINDUCTOTHERM CORP·Filed 1986·Granted May 17, 1988·15 cites·3 claims
- 0678US8350198B2Heating and melting of materials by electric induction heating of susceptorsINDUCTOTHERM CORP·Filed 2009·Granted Jan 8, 2013·6 cites·13 claims
- 0778US6542535B2Induction furnace with improved efficiency coil systemINDUCTOTHERM CORP·Filed 2002·Granted Apr 1, 2003·23 cites·20 claims
- 0878US5901170AInduction furnaceINDUCTOTHERM CORP·Filed 1997·Granted May 4, 1999·51 cites·16 claims
- 0977US6391247B1Flat inductorsINDUCTOTHERM CORP·Filed 2000·Granted May 21, 2002·13 cites·15 claims
- 1077US5550353AInduction heating coil assembly for prevent of circulating current in induction heating lines for continuous-cast productsINDUCTOTHERM CORP·Filed 1995·Granted Aug 27, 1996·18 cites·12 claims
- 1176US6121592AInduction heating device and process for the controlled heating of a non-electrically conductive materialINDUCTOTHERM CORP·Filed 1998·Granted Sep 19, 2000·45 cites·10 claims
- 1274US7598632B2Current fed inverter with pulse regulator for electric induction heating, melting and stirringINDUCTOTHERM CORP·Filed 2008·Granted Oct 6, 2009·5 cites·20 claims
- 1373US8460629B2Purification of materials non-electrically conductive in the solid state and electrically conductive in the molten state with electric induction powerFISHMAN OLEG S·Filed 2009·Granted Jun 11, 2013·2 cites·9 claims
- 1473US7683288B2System and method of computing the operating parameters of a forge welding machineTHERMATOOL CORP·Filed 2005·Granted Mar 23, 2010·3 cites·5 claims
- 1573US6798822B2Simultaneous induction heating and stirring of a molten metalINDUCTOTHERM CORP·Filed 2003·Granted Sep 28, 2004·17 cites·9 claims
- 1672US6546039B2Simultaneous induction heating and stirring of a molten metalINDUCTOTHERM CORP·Filed 2002·Granted Apr 8, 2003·17 cites·16 claims
- 1772US5003551AInduction melting of metals without a crucibleINDUCTOTHERM CORP·Filed 1990·Granted Mar 26, 1991·29 cites·5 claims
- 1870US5272720AInduction heating apparatus and methodINDUCTOTHERM CORP·Filed 1990·Granted Dec 21, 1993·31 cites·12 claims
- 1966US6148019AModular high power induction heating and melting systemINDUCTOTHERM CORP·Filed 1999·Granted Nov 14, 2000·26 cites·19 claims
- 2064US9370049B2Electric induction heating, melting and stirring of materials non-electrically conductive in the solid stateFISHMAN OLEG S·Filed 2007·Granted Jun 14, 2016·2 cites·19 claims
- 2162US5272719APlural output power supply for induction holding and melting furnacesINDUCTOTHERM CORP·Filed 1991·Granted Dec 21, 1993·33 cites·14 claims
- 2260US8263915B2Electric induction impederSCOTT PAUL F·Filed 2009·Granted Sep 11, 2012·0 cites·14 claims
- 2359US6690710B2High efficiency induction heating and melting systemsINDUCTOTHERM CORP·Filed 2002·Granted Feb 10, 2004·7 cites·20 claims
- 2457US5090022ACold crucible induction furnaceINDUCTOTHERM CORP·Filed 1990·Granted Feb 18, 1992·18 cites·20 claims
- 2556US9073145B2Electric induction impederSCOTT PAUL F·Filed 2012·Granted Jul 7, 2015·0 cites·13 claims
- 2656US8921745B2Electric induction impederSCOTT PAUL F·Filed 2012·Granted Dec 30, 2014·0 cites·20 claims
- 2756US4673025AApparatus and method for maintaining constant molten metal level in metal castingINDUCTOTHERM CORP·Filed 1986·Granted Jun 16, 1987·7 cites·28 claims
- 2855US5257281AInduction heating apparatus and methodINDUCTOTHERM CORP·Filed 1990·Granted Oct 26, 1993·17 cites·38 claims
- 2955US2006131299A1Electric induction impederINDUCTOTHERM CORP·Filed 2005·Application pending·0 cites
- 3054US7896060B2Casting furnacePV T INC·Filed 2008·Granted Mar 1, 2011·0 cites·12 claims
- 3152US4836273AMicro mill continuous steel processINDUCTOTHERM CORP·Filed 1988·Granted Jun 6, 1989·9 cites·2 claims
- 3249US7383873B2Casting furnacePV T INC·Filed 2006·Granted Jun 10, 2008·0 cites·6 claims
- 3348US8558133B2System and method of computing the operating parameters of a forge welding machineSCOTT PAUL F·Filed 2010·Granted Oct 15, 2013·0 cites·13 claims
- 3446US2009107991A1Electric induction heating and melting of an electrically conductive material in a containement vesselMORTIMER JOHN H·Filed 2008·Application pending·0 cites
- 3543US2009272733A1Heating and Melting of Multiple Discrete Charges in an Electric Induction FurnaceMORTIMER JOHN H·Filed 2009·Application pending·0 cites
- 3642US8811450B2Integrated process control system for electric induction metal melting furnacesMORTIMER JOHN H·Filed 2008·Granted Aug 19, 2014·0 cites·13 claims
- 3742US6038157AFault tolerant power supply circuitINDUCTOTHERM CORP·Filed 1998·Granted Mar 14, 2000·12 cites·10 claims
- 3838US5787110AGalvanizing apparatus with coreless induction furnaceINDUCTOTHERM CORP·Filed 1995·Granted Jul 28, 1998·6 cites·11 claims
- 3934US5987054AInduction coil and coreless induction furnace employing sameINDUCTOTHERM CORP·Filed 1997·Granted Nov 16, 1999·6 cites·24 claims
- 4032US5368282AInduction furnace providing controlled escape of superheated metalINDUCTOTHERM CORP·Filed 1993·Granted Nov 29, 1994·3 cites·9 claims
- 4132US4688231AInduction furnace packaging systemINDUCTOTHERM CORP·Filed 1986·Granted Aug 18, 1987·1 cites·3 claims
- 4230US5872805APot for coating continuous metallic stripINDUCTOTHERM CORP·Filed 1996·Granted Feb 16, 1999·1 cites·9 claims
- 4329US4639931AInduction furnace packaging systemINDUCTOTHERM IND INC·Filed 1985·Granted Jan 27, 1987·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →