Inventor · disambiguated record
Lee A. Krywitsky
Also filed as: KRYWITSKY LEE A
22 granted patents·1 pending application·600 citations·filing 1989–2014
96Inventor score
Top patents by PatentIndex Score
23 records- 0196US7267178B2Fluid system component with sacrificial elementHILTAP FITTINGS LTD·Filed 2005·Granted Sep 11, 2007·63 cites·19 claims
- 0292US7686037B2Quick disconnect valve assemblyHILTAP FITTINGS LTD·Filed 2006·Granted Mar 30, 2010·24 cites·17 claims
- 0391US8157295B2Articulating joint with injector portKRYWITSKY LEE A·Filed 2009·Granted Apr 17, 2012·27 cites·20 claims
- 0490US7117892B2Quick disconnect valve assemblyHILTAP FITTINGS LTD·Filed 2004·Granted Oct 10, 2006·37 cites·30 claims
- 0589US7028778B2Fluid system component with sacrificial elementHILTAP FITTINGS LTD·Filed 2003·Granted Apr 18, 2006·79 cites·9 claims
- 0688US6672327B1Dry break valve assemblyHILTAP FITTINGS LTD·Filed 2000·Granted Jan 6, 2004·36 cites·55 claims
- 0785US5529284AReusable pipe union assembly with automatic fluid flow checkingFiled 1994·Granted Jun 25, 1996·59 cites·30 claims
- 0884US7988200B2Fluid system coupling with pivoting handle actuating memberHILTAP FITTINGS LTD·Filed 2008·Granted Aug 2, 2011·14 cites·20 claims
- 0983US8225809B2Methods and apparatus for introducing a pig into a fluid systemKRYWITSKY LEE A·Filed 2008·Granted Jul 24, 2012·14 cites·17 claims
- 1081US7909365B2Fluid system coupling with handle actuating memberHILTAP FITTINGS LTD·Filed 2007·Granted Mar 22, 2011·12 cites·12 claims
- 1181US7533694B2Dry break valve assemblyHILTAP FITTINGS LTD·Filed 2006·Granted May 19, 2009·11 cites·16 claims
- 1279US5707152AMethod for using reusable pipe union and pipe cap assembly for wide thermal cyclingFiled 1995·Granted Jan 13, 1998·50 cites·12 claims
- 1379US5678607AReusable pipe union and pipe cap assembly for wide thermal cyclingFiled 1995·Granted Oct 21, 1997·50 cites·35 claims
- 1478US6981513B2Fluid flow management systemHILTAP FITTINGS LTD·Filed 2002·Granted Jan 3, 2006·22 cites·45 claims
- 1578US5355908AReusable pipe union assembly with automatic fluid flow checkingHILTAP FITTINGS LTD·Filed 1989·Granted Oct 18, 1994·43 cites·44 claims
- 1677US7152630B2Fluid system couplingHILTAP FITTINGS LTD·Filed 2002·Granted Dec 26, 2006·17 cites·37 claims
- 1775US7077436B1Gear operated couplerHILTAP FITTINGS LTD·Filed 2003·Granted Jul 18, 2006·32 cites·33 claims
- 1870US7878219B2Fluid system coupling with pin lockHILTAP FITTINGS LTD·Filed 2006·Granted Feb 1, 2011·5 cites·31 claims
- 1965US8833448B2Fluid system component with sacrificial elementKRYWITSKY LEE A·Filed 2011·Granted Sep 16, 2014·2 cites·21 claims
- 2047US7059369B2Self-cleaning product transfer deviceHILTAP FITTINGS LTD·Filed 2003·Granted Jun 13, 2006·3 cites·33 claims
- 2145US2008042369A1Stuffing box with wear indicatorKRYWITSKY LEE A·Filed 2007·Application pending·0 cites
- 2240US9759339B2Safety isolation plug fittings and methods of useSAFE EFFECTIVE TECH INC·Filed 2014·Granted Sep 12, 2017·0 cites·21 claims
- 2333US10184469B2Safety closures and pumping systemsCHISHOLM DEAN·Filed 2014·Granted Jan 22, 2019·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →