Inventor · disambiguated record
Joseph John Zenkus
Also filed as: ZENKUS JOSEPH · ZENKUS JOSEPH J · Zenkus Joseph John
23 granted patents·2 pending applications·217 citations·filing 2008–2024
95Inventor score
Files withECHO INCORPORATED12SCHUMACHER ELECTRIC CORP9DUMELLE BARBARA M2DUMELLE BARBARA MARGARET1NOLL NORWESCO LLC1
Top patents by PatentIndex Score
25 records- 0191USD625265SBattery clampSCHUMACHER ELECTRIC CORP·Filed 2010·Granted Oct 12, 2010·60 cites·1 claims
- 0286US10251338B2Balanced housing construction for flexible line trimmer head and apparatus for forming the housingECHO INCORPORATED·Filed 2017·Granted Apr 9, 2019·3 cites·5 claims
- 0385US11469604B2System for facilitating connection between a charging station and a rechargeable power supply on an operating unitECHO INCORPORATED·Filed 2019·Granted Oct 11, 2022·4 cites·20 claims
- 0482US11470772B2Balanced housing construction for flexible line trimmer headECHO INCORPORATED·Filed 2018·Granted Oct 18, 2022·2 cites·21 claims
- 0581USD1043289SAdaptor for rotary trimmer headECHO INCORPORATED·Filed 2022·Granted Sep 24, 2024·8 cites·1 claims
- 0681US10716253B2Flexible line trimmer headECHO INCORPORATED·Filed 2017·Granted Jul 21, 2020·6 cites·23 claims
- 0779USD627719SPower inverterSCHUMACHER ELECTRIC CORP·Filed 2010·Granted Nov 23, 2010·25 cites·1 claims
- 0878USD654865SJump starterDUMELLE BARBARA M·Filed 2011·Granted Feb 28, 2012·22 cites·1 claims
- 0977US11563333B2System for facilitating the charging of a wheeled battery-operated apparatusECHO INCORPORATED·Filed 2019·Granted Jan 24, 2023·2 cites·19 claims
- 1073USD653612SJump starterDUMELLE BARBARA MARGARET·Filed 2010·Granted Feb 7, 2012·20 cites·1 claims
- 1170US10165728B2Edger with shielding assemblyECHO INCORPORATED·Filed 2017·Granted Jan 1, 2019·3 cites·18 claims
- 1270USD627720SPower inverterSCHUMACHER ELECTRIC CORP·Filed 2010·Granted Nov 23, 2010·17 cites·1 claims
- 1365US2025032828A1High-flow ember shield building ventilatorNOLL/NORWESCO LLC·Filed 2024·Application pending·0 cites
- 1463US10568260B2Trimmer head housing made up of releasably joined partsECHO INCORPORATED·Filed 2017·Granted Feb 25, 2020·2 cites·17 claims
- 1562USD635090SBattery chargerSCHUMACHER ELECTRIC CORP·Filed 2010·Granted Mar 29, 2011·12 cites·1 claims
- 1661US2023345866A1Vegetation cutting apparatusECHO INCORPORATED·Filed 2023·Application pending·0 cites
- 1759US12219900B2Apparatus for cutting vegetationECHO INCORPORATED·Filed 2021·Granted Feb 11, 2025·0 cites·26 claims
- 1859USD653203SBattery chargerDUMELLE BARBARA M·Filed 2010·Granted Jan 31, 2012·11 cites·1 claims
- 1958US11605961B2System for facilitating the charging of a battery-operated apparatusECHO INCORPORATED·Filed 2019·Granted Mar 14, 2023·0 cites·19 claims
- 2053USD592374SWheeled cartSCHUMACHER ELECTRIC CORP·Filed 2008·Granted May 12, 2009·8 cites·1 claims
- 2146USD756587SWheeled cartSCHUMACHER ELECTRIC CORP·Filed 2015·Granted May 17, 2016·4 cites·1 claims
- 2242USD625255SBattery chargerSCHUMACHER ELECTRIC CORP·Filed 2010·Granted Oct 12, 2010·4 cites·1 claims
- 2341US10405489B2Flexible line trimmer headECHO INCORPORATED·Filed 2017·Granted Sep 10, 2019·0 cites·24 claims
- 2437USD624496SJump starterSCHUMACHER ELECTRIC CORP·Filed 2009·Granted Sep 28, 2010·2 cites·1 claims
- 2536USD635089SBattery chargerSCHUMACHER ELECTRIC CORP·Filed 2010·Granted Mar 29, 2011·2 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Joseph John Zenkus files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →