Inventor · disambiguated record
John A. Krogue
Also filed as: KROGUE JOHN · KROGUE JOHN A · KROGUE JOHN ALAN
22 granted patents·6 pending applications·410 citations·filing 1998–2021
95Inventor score
Top patents by PatentIndex Score
28 records- 0192US6168647B1Multi-stage vessel and separator/coalescer filter elementPERRY EQUIPMENT CORP·Filed 1999·Granted Jan 2, 2001·109 cites·66 claims
- 0290US6439415B1Closure for an equipment subPERRY EQUIPMENT CORP·Filed 2000·Granted Aug 27, 2002·53 cites·16 claims
- 0388US7108738B2Filter element and mounting methodPERRY EQUIPMENT CORP·Filed 2005·Granted Sep 19, 2006·24 cites·14 claims
- 0487US8197687B2Contaminant adsorbent fluted filter elementKROGUE JOHN A·Filed 2009·Granted Jun 12, 2012·10 cites·20 claims
- 0587US5919284AGas filter separator coalescer and multi-stage vesselFiled 1998·Granted Jul 6, 1999·86 cites·20 claims
- 0684US8062523B2Filter element and methods of manufacturing and using sameCLOUD DAN·Filed 2006·Granted Nov 22, 2011·11 cites·19 claims
- 0783US11260274B1Enrichment deviceKROGUE CHRISTINE·Filed 2021·Granted Mar 1, 2022·2 cites·18 claims
- 0882US7485225B2Composite adsorbent block for the treatment of contaminated fluidsPERRY EQUIPMENT CORP·Filed 2007·Granted Feb 3, 2009·7 cites·40 claims
- 0976US7662291B2Canister for treatment of contaminated fluidsPERRY EQUIPMENT CORP·Filed 2007·Granted Feb 16, 2010·6 cites·52 claims
- 1076US6858067B2Filtration vessel and method for rotary gas compressor systemPERRY EQUIPMENT CORP·Filed 2002·Granted Feb 22, 2005·24 cites·16 claims
- 1175US6173735B1Method and apparatus for regulating gas flowPERRY EQUIPMENT CORP·Filed 1999·Granted Jan 16, 2001·45 cites·34 claims
- 1274US8499939B2Filter element and methods of manufacturing and using sameCLOUD DAN·Filed 2012·Granted Aug 6, 2013·2 cites·6 claims
- 1374US8293106B2Filter element and methods of manufacturing and using sameCLOUD DAN·Filed 2011·Granted Oct 23, 2012·2 cites·11 claims
- 1472US7718071B2Treatment of contaminated fluidsPERRY EQUIPMENT CORP·Filed 2008·Granted May 18, 2010·3 cites·13 claims
- 1570US9731966B2Non-pleated tubular depth filter having fine fiber filtration mediaGREEN THOMAS B·Filed 2011·Granted Aug 15, 2017·1 cites·46 claims
- 1670US8845899B2Filter element and methods of manufacturing and using samePerry Equipment Coporation·Filed 2013·Granted Sep 30, 2014·2 cites·19 claims
- 1768US7014685B2Filter element and mounting methodPERRY EQUIPMENT CORP·Filed 2004·Granted Mar 21, 2006·15 cites·16 claims
- 1867US8142664B2Method for treatment of contaminated fluidsKROGUE JOHN A·Filed 2009·Granted Mar 27, 2012·3 cites·14 claims
- 1967US7727306B2Systems and methods for flow-through treatment of contaminated fluidsPERRY EQUIPMENT CORP·Filed 2007·Granted Jun 1, 2010·3 cites·47 claims
- 2064US8293105B2Contaminant adsorption filtration media, elements, systems and methods employing wire or other lattice supportKROGUE JOHN A·Filed 2009·Granted Oct 23, 2012·2 cites·59 claims
- 2147US2007256980A1Countercurrent systems and methods for treatment of contaminated fluidsPERRY EQUIPMENT CORP·Filed 2007·Application pending·0 cites
- 2247US2007262027A1Layered filter for treatment of contaminated fluidsPERRY EQUIPMENT CORP·Filed 2007·Application pending·0 cites
- 2345US2009032472A1Systems and methods for removal of heavy metal contaminants from fluidsPERRY EQUIPMENT CORP·Filed 2007·Application pending·0 cites
- 2443US2007251876A1Hybrid filter element and methodKROGUE JOHN A·Filed 2006·Application pending·0 cites
- 2539US2014275692A1Modified surface energy non-woven filter elementPATEL SHAGUFTA·Filed 2014·Application pending·0 cites
- 2628US2017225109A1Nested filter for use in a mist coalescer unitGERKEN MARK ALLEN·Filed 2016·Application pending·0 cites
- 2726USD984550SBody for enrichment toyKROGUE CHRISTINE·Filed 2021·Granted Apr 25, 2023·0 cites·1 claims
- 2825USD960250SCap for enrichment deviceKROGUE CHRISTINE·Filed 2021·Granted Aug 9, 2022·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →