Inventor · disambiguated record
Donald P. Smith
Also filed as: SMITH DONALD · SMITH DONALD P · SMITH JR DONALD PERRY
45 granted patents·2 pending applications·3,023 citations·filing 1976–2024
99Inventor score
Top patents by PatentIndex Score
47 records- 0199US4154861AHeat treatment of food productsSMITH DONALD P·Filed 1976·Granted May 15, 1979·279 cites·8 claims
- 0298US4479776AThermal treatment of food productsSMITH DONALD P·Filed 1982·Granted Oct 30, 1984·119 cites·4 claims
- 0398US4338911ACooking apparatusSMITH DONALD P·Filed 1979·Granted Jul 13, 1982·134 cites·2 claims
- 0497US4492839AThermal treatment apparatusSMITH DONALD P·Filed 1982·Granted Jan 8, 1985·98 cites·14 claims
- 0596US4965435AForced convection tunnel ovenSMITH DONALD P·Filed 1989·Granted Oct 23, 1990·98 cites·10 claims
- 0696US4409453ACombined microwave and impingement heating apparatusSMITH DONALD P·Filed 1981·Granted Oct 11, 1983·182 cites·3 claims
- 0795US4750276AImpingement thermal treatment apparatus with collector plateSMITH DONALD PAUL·Filed 1986·Granted Jun 14, 1988·81 cites·16 claims
- 0895US4523391AHigh efficiency impingement heating and cooling apparatusSMITH DONALD P·Filed 1982·Granted Jun 18, 1985·67 cites·9 claims
- 0994US5401940AOscillating air dispensers for microwave ovenPATENTSMITH II INC·Filed 1992·Granted Mar 28, 1995·115 cites·19 claims
- 1094US4474498AMultiple-pass impingement heating and cooling deviceSMITH DONALD P·Filed 1982·Granted Oct 2, 1984·70 cites·6 claims
- 1194US4289792AMicrowave treatment of food productsSMITH DONALD P·Filed 1979·Granted Sep 15, 1981·72 cites·6 claims
- 1293US4462383AImpingement food preparation apparatusLINCOLN MFG CO·Filed 1982·Granted Jul 31, 1984·128 cites·17 claims
- 1392US5078050AHot plate carrierPATENTSMITH II INC·Filed 1989·Granted Jan 7, 1992·60 cites·20 claims
- 1492US4835351AOven humidity reservoirSMITH DONALD P·Filed 1988·Granted May 30, 1989·73 cites·22 claims
- 1591US5147994AMicrowave vending machinePATENTSMITH CORP·Filed 1990·Granted Sep 15, 1992·72 cites·33 claims
- 1691US5134263AInfrared heating controlSMITH DONALD P·Filed 1988·Granted Jul 28, 1992·82 cites·18 claims
- 1790US4679542AFan-plenum configurationSMITH DONALD P·Filed 1985·Granted Jul 14, 1987·63 cites·18 claims
- 1889US5205274ATurntable convection ovenPATENTSMITH II INC·Filed 1991·Granted Apr 27, 1993·152 cites·40 claims
- 1989US5161889AHeat transfer rate target modulePATENTSMITH II INC·Filed 1991·Granted Nov 10, 1992·70 cites·29 claims
- 2087US4831238AHigh volume forced convection tunnel ovenSMITH DONALD P·Filed 1987·Granted May 16, 1989·53 cites·18 claims
- 2186US5365918AOven with short radius doorPATENTSMITH CORP·Filed 1992·Granted Nov 22, 1994·46 cites·47 claims
- 2285US12084001B2Hitch-mounted door carrier assemblySMITH DONALD·Filed 2024·Granted Sep 10, 2024·1 cites·20 claims
- 2385US6453950B1Tube for conveying a liquidFiled 2000·Granted Sep 24, 2002·28 cites·9 claims
- 2485US5818014AAir dispensers for microwave ovenPATENTSMITH TECH LTD·Filed 1995·Granted Oct 6, 1998·66 cites·30 claims
- 2585US4354549AInduced circulation oven or coolerSMITH DONALD P·Filed 1979·Granted Oct 19, 1982·40 cites·30 claims
- 2684US5423248AAir circulator for impingement heat transfer apparatusPATENTSMITH CORP·Filed 1994·Granted Jun 13, 1995·74 cites·9 claims
- 2783US5510601AConvection heat transfer apparatusPATENTSMITH CORP·Filed 1994·Granted Apr 23, 1996·41 cites·19 claims
- 2883US5131841ABalanced air return convection ovenPATENTSMITH II INC·Filed 1991·Granted Jul 21, 1992·89 cites·20 claims
- 2983US4834063AFood cooking oven with duct fingers and methodSTEIN ASSOCIATES INC·Filed 1987·Granted May 30, 1989·72 cites·33 claims
- 3082US5404808ACarrier for hot foodPATENTSMITH II INC·Filed 1992·Granted Apr 11, 1995·48 cites·21 claims
- 3182US4876426AMethod and apparatus for water vapor control in convection ovensSMITH DONALD P·Filed 1988·Granted Oct 24, 1989·66 cites·21 claims
- 3281US5310978AMethod and apparatus for controlling the temperature and surface texture of a food productPATENTSMITH CORP·Filed 1992·Granted May 10, 1994·45 cites·19 claims
- 3379US10490961B2Flush ring spacer for electrical receptaclesSMITH DONALD·Filed 2017·Granted Nov 26, 2019·4 cites·7 claims
- 3478US5582758AMethod and apparatus for vending hot foodPATENTSMITH TECH LTD·Filed 1995·Granted Dec 10, 1996·43 cites·15 claims
- 3578US5210387AFood handling systemPATENTSMITH CORP·Filed 1991·Granted May 11, 1993·77 cites·25 claims
- 3675US5398666ATurntable convection heaterPATENTSMITH II INC·Filed 1993·Granted Mar 21, 1995·58 cites·2 claims
- 3772USD838250SFlush ring spacer design for electrical receptaclesSMITH DONALD·Filed 2017·Granted Jan 15, 2019·14 cites·1 claims
- 3871US5683240ABalanced air return convection ovenPATENTSMITH TECH LTD·Filed 1995·Granted Nov 4, 1997·38 cites·20 claims
- 3970US5539187AMicrowave oven for heating food productsPATENTSMITH CORP·Filed 1995·Granted Jul 23, 1996·39 cites·19 claims
- 4063US4368664AApparatus to transfer heat to a product and side loading door thereforSMITH DONALD P·Filed 1980·Granted Jan 18, 1983·24 cites·18 claims
- 4160US5449888AMicrowave vending machinePATENTSMITH TECH LTD·Filed 1994·Granted Sep 12, 1995·38 cites·9 claims
- 4250USD893321SWelder's gaugeSMITH DONALD P·Filed 2018·Granted Aug 18, 2020·4 cites·1 claims
- 4346US2014279385A1System for rating real estate loan qualityLPS IP Holding Company LLC·Filed 2013·Application pending·0 cites
- 4444US9446427B2Liquid sheeting deviceSMITH JR DONALD PERRY·Filed 2013·Granted Sep 20, 2016·0 cites·10 claims
- 4531US2011253234A1Liquid sheeting deviceSMITH JR DONALD PERRY·Filed 2010·Application pending·0 cites
- 4623US10353761B2Asynchronous sensorsBlack Knight IP Holding Company LLC·Filed 2016·Granted Jul 16, 2019·0 cites·20 claims
- 4723US6452007B1Crystal forms of 1-[5-methanesulfonamidoindolyl-2-carbonyl]-4-[3-(1-methylethylamino)-2-pyridinyl]piperazineUPJOHN CO·Filed 1995·Granted Sep 17, 2002·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →