Inventor · disambiguated record
Lannie L. Dietle
Also filed as: DIETLE LANNIE · DIETLE LANNIE L · DIETLE LANNIE LAROY · DIETLY LANNIE L
40 granted patents·3 pending applications·2,121 citations·filing 1991–2024
98Inventor score
Top patents by PatentIndex Score
43 records- 0199US5873576ASkew and twist resistant hydrodynamic rotary shaft sealKALSI ENG INC·Filed 1997·Granted Feb 23, 1999·126 cites·7 claims
- 0299US5738358AExtrusion resistant hydrodynamically lubricated multiple modulus rotary shaft sealKALSI ENG INC·Filed 1996·Granted Apr 14, 1998·154 cites·28 claims
- 0398US6494462B2Rotary seal with improved dynamic interfaceKALSI ENG INC·Filed 2000·Granted Dec 17, 2002·77 cites·31 claims
- 0498US6036192ASkew and twist resistant hydrodynamic rotary shaft sealKALSI ENG INC·Filed 1999·Granted Mar 14, 2000·105 cites·24 claims
- 0597US6382634B1Hydrodynamic seal with improved extrusion abrasion and twist resistanceKALSI ENG INC·Filed 2000·Granted May 7, 2002·61 cites·21 claims
- 0697US6315302B1Skew resisting hydrodynamic sealKALSI ENG INC·Filed 2000·Granted Nov 13, 2001·87 cites·27 claims
- 0797US6227547B1High pressure rotary shaft sealing mechanismKALSI ENG INC·Filed 1999·Granted May 8, 2001·116 cites·31 claims
- 0897US6120036AExtrusion resistant hydrodynamically lubricated rotary shaft sealKALSI ENG INC·Filed 1998·Granted Sep 19, 2000·88 cites·26 claims
- 0996US7562878B2Low torque hydrodynamic lip geometry for bi-directional rotation sealsKALSI ENG INC·Filed 2006·Granted Jul 21, 2009·28 cites·15 claims
- 1096US6685194B2Hydrodynamic rotary seal with varying slopeFiled 2001·Granted Feb 3, 2004·75 cites·41 claims
- 1196US6334619B1Hydrodynamic packing assemblyKALSI ENG INC·Filed 1999·Granted Jan 1, 2002·90 cites·33 claims
- 1296US6109618ARotary seal with enhanced lubrication and contaminant flushingKALSI ENG INC·Filed 1998·Granted Aug 29, 2000·97 cites·36 claims
- 1395US6767016B2Hydrodynamic rotary seal with opposed tapering seal lipsFiled 2001·Granted Jul 27, 2004·62 cites·37 claims
- 1495US6460635B1Load responsive hydrodynamic bearingKALSI ENG INC·Filed 2000·Granted Oct 8, 2002·87 cites·39 claims
- 1594US10302200B2Seal for bi-directional rotation and pressureKALSI ENG INC·Filed 2018·Granted May 28, 2019·8 cites·33 claims
- 1694US9121503B2Rotary seal with supported inletDIETLE LANNIE LAROY·Filed 2010·Granted Sep 1, 2015·15 cites·138 claims
- 1794US8505924B2Rotary shaft sealing assemblyDIETLE LANNIE L·Filed 2010·Granted Aug 13, 2013·14 cites·20 claims
- 1894US7770898B2Stabilizing geometry for hydrodynamic rotary sealsKALSI ENG INC·Filed 2007·Granted Aug 10, 2010·24 cites·22 claims
- 1992US6007105ASwivel seal assemblyKALSI ENG INC·Filed 1998·Granted Dec 28, 1999·156 cites·30 claims
- 2091US7798496B2Rotary shaft sealing assemblyKALSI ENG INC·Filed 2004·Granted Sep 21, 2010·34 cites·35 claims
- 2191US5195754ALaterally translating seal carrier for a drilling mud motor sealed bearing assemblyKALSI ENG INC·Filed 1991·Granted Mar 23, 1993·147 cites·29 claims
- 2290US5823541ARod seal cartridge for progressing cavity artificial lift pumpsKALSI ENG INC·Filed 1996·Granted Oct 20, 1998·163 cites·29 claims
- 2389US9316319B2Pressure-balanced floating seal housing assembly and methodDIETLE LANNIE LAROY·Filed 2010·Granted Apr 19, 2016·8 cites·195 claims
- 2489US9086151B2Low torque hydrodynamic lip geometry for rotary sealsDIETLE LANNIE L·Filed 2011·Granted Jul 21, 2015·7 cites·32 claims
- 2588US7052020B2Hydrodynamic rotary sealKALSI ENG INC·Filed 2003·Granted May 30, 2006·33 cites·41 claims
- 2688US5230520AHydrodynamically lubricated rotary shaft seal having twist resistant geometryKALSI ENG INC·Filed 1992·Granted Jul 27, 1993·123 cites·9 claims
- 2784US11668399B2Rotary seal and method of making sameKALSI ENG INC·Filed 2019·Granted Jun 6, 2023·3 cites·26 claims
- 2884US8075000B2Composite, high temperature, dynamic seal and method of making sameJAMES BRIAN A·Filed 2006·Granted Dec 13, 2011·19 cites·25 claims
- 2982US10330203B2High pressure dynamic sealing deviceKALSI ENG INC·Filed 2017·Granted Jun 25, 2019·3 cites·36 claims
- 3082US9109703B2Hydrodynamic backup ringDIETLE LANNIE LAROY·Filed 2011·Granted Aug 18, 2015·6 cites·94 claims
- 3182US9103445B2Rotary seal with truncated wave formSCHROEDER JOHN ERICK·Filed 2010·Granted Aug 11, 2015·7 cites·105 claims
- 3280US9121504B2Rotary seal with improved film distributionKALSI ENG INC·Filed 2013·Granted Sep 1, 2015·3 cites·99 claims
- 3379US9429238B2Dynamic backup ring assemblyKALSI ENG INC·Filed 2013·Granted Aug 30, 2016·4 cites·195 claims
- 3477US8550467B2Rotary seal with improved film distributionDIETLE LANNIE LAROY·Filed 2008·Granted Oct 8, 2013·6 cites·81 claims
- 3575US8056904B2Low torque hydrodynamic lip geometry for bi-directional rotation sealsDIETLE LANNIE L·Filed 2009·Granted Nov 15, 2011·5 cites·23 claims
- 3674US9845879B2High pressure dynamic sealing arrangementKALSI ENG INC·Filed 2016·Granted Dec 19, 2017·4 cites·24 claims
- 3768US5765637AMultiple test cased hole formation tester with in-line perforation, sampling and hole resealing meansGAS RES INST·Filed 1996·Granted Jun 16, 1998·53 cites·8 claims
- 3863US12442449B2Bidirectional hydrodynamic rotary sealKALSI ENG INC·Filed 2024·Granted Oct 14, 2025·0 cites·21 claims
- 3950US11300208B2Seal assembly with anti-rotation and stability featuresKALSI ENG INC·Filed 2019·Granted Apr 12, 2022·0 cites·33 claims
- 4049US2007013143A1Filled hydrodynamic seal with contact pressure control, anti-rotation means and filler retention meansKALSI ENG INC·Filed 2006·Application pending·0 cites
- 4146US5875840AMultiple test cased hole formation tester with in-line perforation, sampling and hole resealing meansGAS RES INST·Filed 1996·Granted Mar 2, 1999·23 cites·6 claims
- 4244US2007160314A1Bidirectional hydrodynamic thrust bearingRICHIE AARON·Filed 2006·Application pending·0 cites
- 4341US2010259015A1Hydrodynamic seal with improved exclusion and lubricationDIETLE LANNIE LAROY·Filed 2010·Application pending·0 cites
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