Inventor · disambiguated record
Gary R. Gillingham
Also filed as: GILLINGHAM GARY · GILLINGHAM GARY R · GILLINGHAM GARY RAY
69 granted patents·4 pending applications·8,357 citations·filing 1980–2020
99Inventor score
Files withDONALDSON CO INC63GILLINGHAM GARY R4WAGNER WAYNE M2ENGELLAND RANDALL ALLEN1GILLINGHAM GARY RAY1
Top patents by PatentIndex Score
73 records- 0199US8808417B2Air cleaner arrangements; serviceable filter elements; and, methodsDONALDSON CO INC·Filed 2013·Granted Aug 19, 2014·33 cites·30 claims
- 0299US7972405B2Air cleaner arrangements; serviceable filter elements; and, methodsDONALDSON CO INC·Filed 2010·Granted Jul 5, 2011·72 cites·17 claims
- 0399US7682416B2Air cleaner arrangements; serviceable filter elements; and, methodsDONALDSON CO INC·Filed 2005·Granted Mar 23, 2010·149 cites·6 claims
- 0499US7351270B2Air cleaner arrangements; serviceable filter elements; and, methodsDONALDSON CO INC·Filed 2004·Granted Apr 1, 2008·214 cites·20 claims
- 0599US7270692B2Air filtration arrangements having fluted media constructions and methodsDONALDSON CO INC·Filed 2006·Granted Sep 18, 2007·88 cites·24 claims
- 0699US7090712B2Air filtration arrangements having fluted media construction and methodsDONALDSON CO INC·Filed 2005·Granted Aug 15, 2006·89 cites·31 claims
- 0799US6875256B2Methods for filtering air for a gas turbine systemDONALDSON CO INC·Filed 2003·Granted Apr 5, 2005·181 cites·99 claims
- 0899US6673136B2Air filtration arrangements having fluted media constructions and methodsDONALDSON CO INC·Filed 2001·Granted Jan 6, 2004·624 cites·60 claims
- 0999US6048386AIntegrated resonator and filter apparatusDONALDSON CO INC·Filed 1998·Granted Apr 11, 2000·151 cites·6 claims
- 1099USD417268SOval filterDONALDSON CO INC·Filed 1996·Granted Nov 30, 1999·206 cites·1 claims
- 1199US5902364AConical filterDONALDSON CO INC·Filed 1996·Granted May 11, 1999·506 cites·27 claims
- 1299USD399944SConical filterDONALDSON CO INC·Filed 1996·Granted Oct 20, 1998·220 cites·1 claims
- 1399US5820646AInline filter apparatusDONALDSON CO INC·Filed 1996·Granted Oct 13, 1998·798 cites·28 claims
- 1499USD398046SCombined filter element and frame thereforDONALDSON CO INC·Filed 1996·Granted Sep 8, 1998·312 cites·1 claims
- 1599US5792247AIntegrated resonator and filter apparatusDONALDSON CO INC·Filed 1996·Granted Aug 11, 1998·443 cites·4 claims
- 1699USD396098SConical filterDONALDSON CO INC·Filed 1997·Granted Jul 14, 1998·334 cites·1 claims
- 1799US5772883ASlanted inline filterDONALDSON CO INC·Filed 1996·Granted Jun 30, 1998·465 cites·30 claims
- 1898US8382876B2Air cleaner arrangement; serviceable filter cartridge; and, methodsDONALDSON CO INC·Filed 2011·Granted Feb 26, 2013·70 cites·19 claims
- 1998US7323029B2Air cleaner arrangements; serviceable filter elements; and, methodsDONALDSON CO INC·Filed 2004·Granted Jan 29, 2008·118 cites·13 claims
- 2098US7090711B2Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2005·Granted Aug 15, 2006·141 cites·19 claims
- 2198US6974490B2Air filtration arrangements having fluted media constructions and methodsDONALDSON CO INC·Filed 2003·Granted Dec 13, 2005·106 cites·66 claims
- 2298US6676721B1Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2000·Granted Jan 13, 2004·151 cites·22 claims
- 2398USD428128SConical filterDONALDSON CO INC·Filed 1998·Granted Jul 11, 2000·207 cites·1 claims
- 2498USD425189SCombined filter element and frame thereforGILLINGHAM GARY R·Filed 1998·Granted May 16, 2000·297 cites·1 claims
- 2598US5895574ARolled liquid filter using fluted mediaDONALDSON CO INC·Filed 1996·Granted Apr 20, 1999·449 cites·8 claims
- 2697US9217399B2Air cleaner arrangements; serviceable filter elements; and, methodsDONALDSON CO INC·Filed 2014·Granted Dec 22, 2015·19 cites·27 claims
- 2797US8048188B2Air cleaner arrangements; serviceable filter cartridge; and, methodsDONALDSON CO INC·Filed 2005·Granted Nov 1, 2011·74 cites·19 claims
- 2897US7329326B2Method of making a fluted filter media for air filterDONALDSON CO INC·Filed 2003·Granted Feb 12, 2008·138 cites·9 claims
- 2997US6908494B2Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2004·Granted Jun 21, 2005·109 cites·20 claims
- 3097US5575826AAir cleanerDONALDSON CO INC·Filed 1995·Granted Nov 19, 1996·153 cites·19 claims
- 3197US4588423AElectrostatic separatorDONALDSON CO INC·Filed 1984·Granted May 13, 1986·104 cites·13 claims
- 3297US4452616ASelf-cleaning air cleanerDONALDSON CO INC·Filed 1982·Granted Jun 5, 1984·119 cites·9 claims
- 3396US9108135B2Pulse jet air cleaner systems; components; and, methodsDONALDSON CO INC·Filed 2013·Granted Aug 18, 2015·21 cites·26 claims
- 3496US8460442B2Fluted filter mediaWAGNER WAYNE M·Filed 2012·Granted Jun 11, 2013·25 cites·10 claims
- 3595US5212948ATrap apparatus with bypassDONALDSON CO INC·Filed 1990·Granted May 25, 1993·104 cites·9 claims
- 3695US4504293ASelf-cleaning air filterDONALDSON CO INC·Filed 1983·Granted Mar 12, 1985·98 cites·8 claims
- 3794US9757673B2Pulse jet air cleaner systems, components, and, methodsDONALDSON CO INC·Filed 2015·Granted Sep 12, 2017·6 cites·14 claims
- 3894US8404021B2Pulse jet air cleaner system; components; and, methodsGILLINGHAM GARY R·Filed 2007·Granted Mar 26, 2013·30 cites·19 claims
- 3994US8147582B2Air cleaner arrangements; serviceable filter elements; and, methodsENGELLAND RANDALL ALLEN·Filed 2008·Granted Apr 3, 2012·32 cites·28 claims
- 4094US5401285AAir cleaner having scavenger arrangement for precleaner and filter thereofDONALDSON CO INC·Filed 1993·Granted Mar 28, 1995·83 cites·8 claims
- 4193US6872237B2Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2004·Granted Mar 29, 2005·45 cites·17 claims
- 4293USD455826SFilter ApparatusDONALDSON CO INC·Filed 1999·Granted Apr 16, 2002·108 cites·1 claims
- 4392US10512870B2Pulse jet air cleaner systems, components, and, methodsDONALDSON CO INC·Filed 2017·Granted Dec 24, 2019·4 cites·20 claims
- 4492US7927396B2Evacuation value arrangements; pulse jet air cleaner systems using same; and, methodDONALDSON CO INC·Filed 2009·Granted Apr 19, 2011·22 cites·26 claims
- 4591US5293742ATrap apparatus with tubular filter elementDONALDSON CO INC·Filed 1993·Granted Mar 15, 1994·83 cites·31 claims
- 4690USRE45588EAir cleaner arrangements; serviceable filter elements; and, methodsDONALDSON CO INC·Filed 2013·Granted Jun 30, 2015·8 cites·37 claims
- 4790US8268053B2Fluted filter mediaWAGNER WAYNE M·Filed 2008·Granted Sep 18, 2012·18 cites·5 claims
- 4890US4834885ASeal arrangement for fluid filtersDONALDSON CO INC·Filed 1987·Granted May 30, 1989·82 cites·8 claims
- 4989US5435347AExhaust systems for motorized vehiclesDONALDSON CO INC·Filed 1993·Granted Jul 25, 1995·48 cites·11 claims
- 5088US10967320B2Pulse jet air cleaner systems; components; and, methodsDONALDSON CO INC·Filed 2019·Granted Apr 6, 2021·2 cites·27 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Gary R. Gillingham files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →