Inventor · disambiguated record
John D. Lefavour
Also filed as: LEFAVOUR JOHN · LEFAVOUR JOHN D · LEFAVOUR JOHN DAVID · LEFAVOUR JR JOHN DAVID
64 granted patents·8 pending applications·1,065 citations·filing 1993–2025
99Inventor score
Files withHUBBELL INC34FCI AMERICAS TECHNOLOGY INC18FRAMATOME CONNECTORS USA INC4CHIASSON MARK A3BECK ALAN D2
Top patents by PatentIndex Score
72 records- 0197US10513015B2Crimp tool force monitoring deviceHUBBELL INC·Filed 2016·Granted Dec 24, 2019·8 cites·6 claims
- 0296US10109971B2Portable dieless hand held power toolsHUBBELL INC·Filed 2017·Granted Oct 23, 2018·15 cites·37 claims
- 0396US9463556B2Crimp tool force monitoring deviceHUBBELL INC·Filed 2013·Granted Oct 11, 2016·11 cites·3 claims
- 0496US7533556B2Hydraulic tool release systemFCI AMERICAS TECHNOLOGY INC·Filed 2006·Granted May 19, 2009·31 cites·25 claims
- 0596US7464578B2Hand-held, portable, battery-powered hydraulic toolFCI AMERICAS TECHNOLOGY INC·Filed 2006·Granted Dec 16, 2008·49 cites·29 claims
- 0695US7165439B2Battery powered hydraulic toolFCI AMERICAS TECHNOLOGY INC·Filed 2006·Granted Jan 23, 2007·35 cites·19 claims
- 0795US7111488B2Battery powered hydraulic toolFCI AMERICAS TECHNOLOGY INC·Filed 2005·Granted Sep 26, 2006·30 cites·19 claims
- 0895US6446482B1Battery operated hydraulic compression tool with rapid ram advanceFCI AMERICAS TECHNOLOGY INC·Filed 2001·Granted Sep 10, 2002·113 cites·23 claims
- 0994US12311521B2Tool with multi-stage triggerHUBBELL INC·Filed 2022·Granted May 27, 2025·2 cites·16 claims
- 1094US7124619B1Hydraulic tool working headFCI AMERICAS TECHNOLOGY INC·Filed 2005·Granted Oct 24, 2006·43 cites·16 claims
- 1193US7788962B2Hydraulic toolBURNDY TECHNOLOGY LLC·Filed 2007·Granted Sep 7, 2010·32 cites·30 claims
- 1293US6986274B2Hydraulic tool with rapid ram advanceFCI AMERICAS TECHNOLOGY INC·Filed 2003·Granted Jan 17, 2006·41 cites·21 claims
- 1392US6666064B2Portable hydraulic crimping toolFCI AMERICAS TECHNOLOGY INC·Filed 2002·Granted Dec 23, 2003·50 cites·34 claims
- 1491US7066003B2Hydraulic tool with rapid ram advanceFCI AMERICAS TECHNOLOGY INC·Filed 2005·Granted Jun 27, 2006·16 cites·9 claims
- 1591US5979215AHydraulic tool with rapid ram advanceFRAMATOME CONNECTORS USA INC·Filed 1998·Granted Nov 9, 1999·54 cites·15 claims
- 1690US7487654B2Hydraulic tool with tactile feedbackFCI AMERICAS TECHNOLOGY INC·Filed 2007·Granted Feb 10, 2009·20 cites·21 claims
- 1790US6745611B2Battery powered hydraulic toolFCI AMERICAS TECHNOLOGY INC·Filed 2002·Granted Jun 8, 2004·29 cites·40 claims
- 1890US6564610B2Hydraulic tool having mechanical actuator with internal bypass valveFCI USA INC·Filed 2001·Granted May 20, 2003·39 cites·24 claims
- 1989US11426850B2Portable hand held power tool with interchangeable headHUBBELL INC·Filed 2018·Granted Aug 30, 2022·5 cites·11 claims
- 2086US6619101B1Crimping tool head with reinforcing beams for optimizing weightFCI AMERICAS TECHNOLOGY INC·Filed 2002·Granted Sep 16, 2003·47 cites·23 claims
- 2186US6227030B1Electrical connector crimping die with over-crimp prevention surface and methodFCI USA INC·Filed 1999·Granted May 8, 2001·60 cites·12 claims
- 2285US6668613B2Hydraulic compression tool and hydraulic compression tool motorFCI AMERICAS TECHNOLOGY INC·Filed 2002·Granted Dec 30, 2003·35 cites·27 claims
- 2383USD823088SPortable power tool with dieless tool headHUBBELL INC·Filed 2017·Granted Jul 17, 2018·23 cites·1 claims
- 2483US7428812B2Hydraulic tool with wobble plate transmissionFCI AMERICAS TECHNOLOGY INC·Filed 2006·Granted Sep 30, 2008·12 cites·21 claims
- 2582US10661012B2Filling assist mechanisms and keyed interfaces for drug delivery devicesINSULET CORP·Filed 2017·Granted May 26, 2020·6 cites·13 claims
- 2682US10084277B2In-line hydraulic crimp toolHUBBELL INC·Filed 2017·Granted Sep 25, 2018·5 cites·19 claims
- 2782US8480050B2Multi-position base assembly for toolCHIASSON MARK A·Filed 2011·Granted Jul 9, 2013·6 cites·7 claims
- 2881US12330282B2Force adjusting power tool with interchangeable headHUBBELL INC·Filed 2024·Granted Jun 17, 2025·0 cites·19 claims
- 2981US8839653B2Crimping tool connector locatorROMAN JR RICHARD M·Filed 2009·Granted Sep 23, 2014·17 cites·22 claims
- 3081US5421186ACrimp die with positive connector stopBURNDY CORP·Filed 1993·Granted Jun 6, 1995·46 cites·1 claims
- 3180US10899027B2Portable in-line hydraulic toolHUBBELL INC·Filed 2018·Granted Jan 26, 2021·1 cites·23 claims
- 3280US2025262743A1Tool with multi-stage triggerHUBBELL INC·Filed 2025·Application pending·0 cites
- 3379US6957560B2Battery powered hydraulic toolFCI AMERICAS TECHNOLOGY INC·Filed 2004·Granted Oct 25, 2005·15 cites·31 claims
- 3478US12208502B2Portable hand-held hydraulic toolsHUBBELL INC·Filed 2022·Granted Jan 28, 2025·0 cites·23 claims
- 3578US7882722B2Jaw assemblyHUBBELL INC·Filed 2007·Granted Feb 8, 2011·12 cites·28 claims
- 3678US7134314B1Hydraulic tool automatic adjusting die holderFCI AMERICAS TECHNOLOGY INC·Filed 2005·Granted Nov 14, 2006·19 cites·19 claims
- 3777US2025353160A1Member for adjusting force application in reciprocating assemblyHUBBELL INC·Filed 2025·Application pending·0 cites
- 3876US8069521B2Hand-held electrical conductor cleaning apparatusBECK ALAN D·Filed 2007·Granted Dec 6, 2011·16 cites·22 claims
- 3976US2025183606A1Portable dieless hand held power toolsHUBBELL INC·Filed 2025·Application pending·0 cites
- 4074US11430616B2Trigger activated tools having activation lockoutsHUBBELL INC·Filed 2021·Granted Aug 30, 2022·0 cites·18 claims
- 4172US12470032B2Power tool with crimp localizationHUBBELL INC·Filed 2023·Granted Nov 11, 2025·0 cites·14 claims
- 4272US10600584B2Trigger activated tools having activation lockoutsHUBBELL INC·Filed 2016·Granted Mar 24, 2020·2 cites·17 claims
- 4372US2022415584A1Trigger activated tools having activation lockoutsHUBBELL INC·Filed 2022·Application pending·0 cites
- 4470US12403580B2Member for adjusting force application in reciprocating assemblyHUBBELL INC·Filed 2023·Granted Sep 2, 2025·0 cites·20 claims
- 4570US11745322B2Portable hand held power tool with interchangable headHUBBELL INC·Filed 2022·Granted Sep 5, 2023·0 cites·5 claims
- 4670US10965043B2Set screw connectorHUBBELL INC·Filed 2018·Granted Mar 30, 2021·1 cites·17 claims
- 4770US10943746B2Trigger activated tools having activation lockoutsHUBBELL INC·Filed 2020·Granted Mar 9, 2021·0 cites·13 claims
- 4870US2025162125A1Portable hand-held hydraulic toolsHUBBELL INC·Filed 2025·Application pending·0 cites
- 4969USD1035409STool head for power toolsHUBBELL INC·Filed 2022·Granted Jul 16, 2024·3 cites·1 claims
- 5069US11590668B2Portable in-line hydraulic toolHUBBELL INC·Filed 2021·Granted Feb 28, 2023·0 cites·19 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
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