Inventor · disambiguated record
Gerhard Balve
Also filed as: BALVE GERHARD
9 granted patents·88 citations·filing 1990–2016
87Inventor score
Top patents by PatentIndex Score
9 records- 0167US6244783B1Widening apparatusTRACTO TECHNIK·Filed 1999·Granted Jun 12, 2001·30 cites·25 claims
- 0259US7874382B2Pneumatically reversible ram boring deviceTRACTO TECHNIK·Filed 2006·Granted Jan 25, 2011·6 cites·14 claims
- 0347US10480246B2Percussion boring deviceTRACTO TECHNIK·Filed 2016·Granted Nov 19, 2019·0 cites·20 claims
- 0444US5148878ARam boring machineSCHMIDT PAUL·Filed 1990·Granted Sep 22, 1992·17 cites·10 claims
- 0537US11634949B2Percussion boring device and method for reversing a percussion boring deviceTRACTO TECHNIK·Filed 2016·Granted Apr 25, 2023·0 cites·14 claims
- 0636US6406215B1Positive connection between a pipe and a ring inserted into the pipeTRACTO TECHNIK·Filed 1999·Granted Jun 18, 2002·5 cites·14 claims
- 0736US5960892AAutomatically driven pile driver drilling deviceTRACTO TECHNIK·Filed 1996·Granted Oct 5, 1999·13 cites·10 claims
- 0835US5954145AReversible percussion piston drill apparatusTRACTO TECHNIK·Filed 1997·Granted Sep 21, 1999·11 cites·10 claims
- 0931US6267187B1Boring apparatus with coupling for rapid connection of drill string segmentsTRACTO TECHNIK·Filed 1998·Granted Jul 31, 2001·6 cites·18 claims
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