Inventor · disambiguated record
Gerhard Völkel
Also filed as: VOELKEL GERHARD · VOLKEL GERHARD · VÖLKEL GERHARD
14 granted patents·1 pending application·28 citations·filing 1997–2017
85Inventor score
Files withTRACTO TECHNIK9Püttmann Franz-Josef2PUETTMANN FRANZ-JOSEF1TRACTO-TECHNIK GMBH & CO KG1VOLKEL GERHARD1
Top patents by PatentIndex Score
15 records- 0168US9581281B2Device for inserting a new pipe into an old pipe by means of a self-driven impact deviceTRACTO-TECHNIK GMBH & CO KG·Filed 2014·Granted Feb 28, 2017·3 cites·10 claims
- 0247US10480246B2Percussion boring deviceTRACTO TECHNIK·Filed 2016·Granted Nov 19, 2019·0 cites·20 claims
- 0346US5954209ABoring rod magazineTRACTO TECHNIK·Filed 1997·Granted Sep 21, 1999·24 cites·10 claims
- 0438US10487591B2Carriage for a displacement hammer for positioning the displacement hammer in a launch pit, drilling system with a displacement hammer and a carriage for positioning the displacement hammer in a launch pit and a method for positioning a displacement hammer in a launch pitTRACTO TECHNIK·Filed 2017·Granted Nov 26, 2019·0 cites·20 claims
- 0538US2006054356A1Working platformVOLKEL GERHARD·Filed 2003·Application pending·0 cites
- 0637US11634949B2Percussion boring device and method for reversing a percussion boring deviceTRACTO TECHNIK·Filed 2016·Granted Apr 25, 2023·0 cites·14 claims
- 0737US9206682B2Boring element for a ground boring devicePüttmann Franz-Josef·Filed 2010·Granted Dec 8, 2015·0 cites·10 claims
- 0836US10227834B2Drive of an earth drilling device, earth drilling device, and a method for driving an earth drilling deviceTRACTO TECHNIK·Filed 2015·Granted Mar 12, 2019·0 cites·16 claims
- 0936US9243456B2Earth drilling devicePüttmann Franz-Josef·Filed 2010·Granted Jan 26, 2016·0 cites·12 claims
- 1036US8240638B2Rod assembly driverPUETTMANN FRANZ-JOSEF·Filed 2009·Granted Aug 14, 2012·0 cites·3 claims
- 1135US9151151B2Method for localizing a drilling device of an earth drilling apparatusVÖLKEL GERHARD·Filed 2010·Granted Oct 6, 2015·0 cites·14 claims
- 1233US7337859B2Method and device for drilling a channelTRACTO TECHNIK·Filed 2003·Granted Mar 4, 2008·1 cites·5 claims
- 1333US7316280B2Method for producing earth boreholesTRACTO TECHNIK·Filed 2002·Granted Jan 8, 2008·0 cites·7 claims
- 1433US7182158B2Drilling device comprising a rotational driveTRACTO TECHNIK·Filed 2002·Granted Feb 27, 2007·0 cites·14 claims
- 1530US7717196B2Angle drilling deviceTRACTO TECHNIK·Filed 2008·Granted May 18, 2010·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →