Inventor · disambiguated record
Karl Johannes Krollmann
Also filed as: KROLLMANN KARL JOHANNES
3 granted patents·17 citations·filing 2008–2010
63Inventor score
Top patents by PatentIndex Score
3 records- 0161US7775300B2Earth drilling deviceBAUER MASCHINEN GMBH·Filed 2008·Granted Aug 17, 2010·7 cites·12 claims
- 0256US8002048B2Drilling implement and method for operating a drilling implementBAUER MASCHINEN GMBH·Filed 2008·Granted Aug 23, 2011·10 cites·11 claims
- 0324US8246474B2Kelly bar arrangementKROLLMANN KARL JOHANNES·Filed 2010·Granted Aug 21, 2012·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →