Inventor · disambiguated record
Philip Edward Johnson
Also filed as: JOHNSON PHILIP · JOHNSON PHILIP E · JOHNSON PHILIP EDWARD
35 granted patents·5 pending applications·461 citations·filing 1992–2023
97Inventor score
Top patents by PatentIndex Score
40 records- 0196US11167235B2Filter element having inner support and methodsDONALDSON CO INC·Filed 2020·Granted Nov 9, 2021·6 cites·20 claims
- 0296US7988860B2Superabsorbent-containing web that can act as a filter, absorbent, reactive layer or fuel fuseDONALDSON CO INC·Filed 2008·Granted Aug 2, 2011·47 cites·8 claims
- 0395US11712650B2Filter element having inner support and methodsDONALDSON CO INC·Filed 2021·Granted Aug 1, 2023·4 cites·19 claims
- 0495US8263214B2Super absorbent containing web that can act as a filter, absorbent, reactive layer or fuel fuseKALAYCI VELI E·Filed 2011·Granted Sep 11, 2012·30 cites·24 claims
- 0594US10773202B2Filter element having inner support and methodsDONALDSON CO INC·Filed 2017·Granted Sep 15, 2020·8 cites·19 claims
- 0693US8556089B2Super absorbent containing web that can act as a filter, absorbent, reactive layer or fuel fuseKALAYCI VELI E·Filed 2012·Granted Oct 15, 2013·17 cites·25 claims
- 0791US7088210B2Electromagnet having spacer for facilitating cooling and associated cooling methodBOEING CO·Filed 2004·Granted Aug 8, 2006·43 cites·9 claims
- 0890US7837754B2Multi-element filter arrangement and methodsDONALDSON CO INC·Filed 2009·Granted Nov 23, 2010·25 cites·7 claims
- 0989US7597734B2Multi-element filter arrangement and methodsDONALDSON CO INC·Filed 2006·Granted Oct 6, 2009·22 cites·15 claims
- 1084US12145094B2Filter element having inner support and methodsDONALDSON CO INC·Filed 2023·Granted Nov 19, 2024·0 cites·21 claims
- 1183US7992278B2Method of operating a production lineBOEING CO·Filed 2008·Granted Aug 9, 2011·13 cites·19 claims
- 1281US10730000B2Filter assembly and methodsDONALDSON CO INC·Filed 2016·Granted Aug 4, 2020·2 cites·19 claims
- 1380US9835914B2Window method and apparatus for protection from bright light sourcesBOEING CO·Filed 2016·Granted Dec 5, 2017·2 cites·21 claims
- 1480US8293103B2Spin-on filter assembly and methodsJOHNSON PHILIP E·Filed 2006·Granted Oct 23, 2012·10 cites·9 claims
- 1579US5281810APhotoelectric control unit adapted for determining its own operating margin having dual variable-gain amplifierALLEN BRADLEY CO·Filed 1992·Granted Jan 25, 1994·54 cites·12 claims
- 1678US7556155B2Fluid filter and methodsDONALDSON CO INC·Filed 2003·Granted Jul 7, 2009·29 cites·5 claims
- 1776US11547960B2Filter arrangement with support core and methodsDONALDSON CO INC·Filed 2021·Granted Jan 10, 2023·0 cites·12 claims
- 1872US7461711B2Superconducting crawler system for a production lineBOEING CO·Filed 2004·Granted Dec 9, 2008·18 cites·30 claims
- 1970US11207616B2Housing for filter element; filter element; methods of use and makingDONALDSON CO INC·Filed 2019·Granted Dec 28, 2021·0 cites·20 claims
- 2070US11135530B2Filter arrangement with support core and methodsDONALDSON CO INC·Filed 2020·Granted Oct 5, 2021·0 cites·7 claims
- 2169US11247161B2Support structure for pleated filter media and methodsDONALDSON CO INC·Filed 2019·Granted Feb 15, 2022·0 cites·14 claims
- 2269US9345996B2Liquefied petroleum gas filtration systemVISWANATHAN KARTHIK·Filed 2012·Granted May 24, 2016·1 cites·12 claims
- 2369US5336882ASystem for determining operational stability of a photoelectric control unit having a margin variable gain moduleALLEN BRADLEY CO·Filed 1992·Granted Aug 9, 1994·38 cites·9 claims
- 2468US7675395B2Electromagnet having spacer for facilitating cooling and associated cooling methodBOEING CO·Filed 2006·Granted Mar 9, 2010·4 cites·20 claims
- 2565US8877057B2Manifold and filter arrangement for bulk fluid filtrationWESSELS ANDRE·Filed 2011·Granted Nov 4, 2014·5 cites·8 claims
- 2661US10413854B2Support structure for pleated filter media and methodsDONALDSON CO INC·Filed 2014·Granted Sep 17, 2019·0 cites·20 claims
- 2760US5347117AOperator interface for a photoelectric control unitALLEN BRADLEY CO·Filed 1992·Granted Sep 13, 1994·31 cites·7 claims
- 2859US10569200B2Filter element with support core and methodsDONALDSON CO INC·Filed 2015·Granted Feb 25, 2020·0 cites·12 claims
- 2959US10512859B2Housing for filter element; filter element; methods of use and makingDONALDSON CO INC·Filed 2015·Granted Dec 24, 2019·0 cites·19 claims
- 3059US10213711B2Filter assembly for removing high molecular weight hydrocarbons from liquified propane gasDONALDSON CO INC·Filed 2016·Granted Feb 26, 2019·0 cites·7 claims
- 3156US2013043176A1Spin-on filter assembly and methodsDONALDSON CO INC·Filed 2012·Application pending·0 cites
- 3254US10427078B2Filter element and support structureDONALDSON CO INC·Filed 2017·Granted Oct 1, 2019·0 cites·20 claims
- 3353US6823709B2Synchronized rivet gun systemBOEING CO·Filed 2002·Granted Nov 30, 2004·7 cites·20 claims
- 3453US5631629AHeartbeat communicationsALLEN BRADLEY CO·Filed 1995·Granted May 20, 1997·22 cites·10 claims
- 3551US2018257005A1Spin-on filter assembly and methodsDONALDSON CO INC·Filed 2018·Application pending·0 cites
- 3648US2016169068A1Turbine bearing lubricant filtration systemDONALDSON CO INC·Filed 2014·Application pending·0 cites
- 3747US6433332B1Protective encapsulation for a phototransducer including a surfactant filmROCKWELL AUTOMATION TECH INC·Filed 2000·Granted Aug 13, 2002·7 cites·21 claims
- 3845US5324931AProcess for reliably detecting the passage of a target object using a photoelectric control unit employing pseudo-random jitter factor pulsesALLEN BRADLEY CO·Filed 1992·Granted Jun 28, 1994·16 cites·1 claims
- 3939US2011049015A1Water removal and management systemDONALDSON CO INC·Filed 2010·Application pending·0 cites
- 4036US2015314225A1Fluid filter housing assemblyDONALDSON CO INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →