Inventor · disambiguated record
William J. Krisko
Also filed as: KRISKO WILLIAM · KRISKO WILLIAM J · KRISKO WILLIAM JOSEPH
24 granted patents·1 pending application·1,805 citations·filing 1978–2019
98Inventor score
Top patents by PatentIndex Score
25 records- 0199US7993422B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2010·Granted Aug 9, 2011·83 cites·19 claims
- 0299US7674308B2Filter elements; air cleaner; assembly; and methodsDONALDSON CO INC·Filed 2005·Granted Mar 9, 2010·208 cites·31 claims
- 0399US7645310B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2009·Granted Jan 12, 2010·88 cites·27 claims
- 0499US7491254B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2006·Granted Feb 17, 2009·125 cites·13 claims
- 0599US7008467B2Air cleaner and method of filteringDONALDSON CO INC·Filed 2004·Granted Mar 7, 2006·204 cites·21 claims
- 0699US6966940B2Air filter cartridgeDONALDSON CO INC·Filed 2003·Granted Nov 22, 2005·359 cites·27 claims
- 0798US9295936B2Filter elements; air cleaner; assembly; and, methodsKRISKO WILLIAM J·Filed 2013·Granted Mar 29, 2016·27 cites·22 claims
- 0898US8778043B2Filter elements; air cleaner; assembly; and, methodsKRISKO WILLIAM J·Filed 2012·Granted Jul 15, 2014·48 cites·32 claims
- 0998US8101003B2Filter elements; air cleaner; assembly; and, methodsKRISKO WILLIAM J·Filed 2010·Granted Jan 24, 2012·67 cites·15 claims
- 1098US7090711B2Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2005·Granted Aug 15, 2006·141 cites·19 claims
- 1198US6676721B1Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2000·Granted Jan 13, 2004·151 cites·22 claims
- 1297US6908494B2Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2004·Granted Jun 21, 2005·109 cites·20 claims
- 1396US9993763B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2016·Granted Jun 12, 2018·6 cites·34 claims
- 1494US10500533B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2018·Granted Dec 10, 2019·5 cites·24 claims
- 1593US9610530B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2014·Granted Apr 4, 2017·8 cites·21 claims
- 1693US6872237B2Multistage air cleaner including pulse cleaning systemDONALDSON CO INC·Filed 2004·Granted Mar 29, 2005·45 cites·17 claims
- 1792US10335730B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2017·Granted Jul 2, 2019·6 cites·35 claims
- 1892US4647373AMulti-layered filter apparatusDONALDSON CO INC·Filed 1984·Granted Mar 3, 1987·69 cites·13 claims
- 1990US11161072B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2019·Granted Nov 2, 2021·2 cites·28 claims
- 2085US11014036B2Filter elements; air cleaner; assembly; and, methodsDONALDSON CO INC·Filed 2019·Granted May 25, 2021·1 cites·27 claims
- 2180US8444748B2Multistage air cleaner including pulse cleaning systemGILLINGHAM GARY R·Filed 2007·Granted May 21, 2013·6 cites·22 claims
- 2275US6604486B1Restriction indicatorDONALDSON CO INC·Filed 2000·Granted Aug 12, 2003·23 cites·18 claims
- 2365US4198219AAir inlet grille for engine compartmentUS ARMY·Filed 1978·Granted Apr 15, 1980·20 cites·5 claims
- 2453US2006277871A1Multistage air cleaner including pulse cleaning systemGILLINGHAM GARY R·Filed 2006·Application pending·0 cites
- 2551US6976448B2Restriction indicatorDONALDSON CO INC·Filed 2003·Granted Dec 20, 2005·4 cites·16 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →