Inventor · disambiguated record
Christoph Pietrala
Also filed as: PIETRALA CHRISTOPH
4 granted patents·1 pending application·5 citations·filing 2010–2019
61Inventor score
Top patents by PatentIndex Score
5 records- 0162US8944519B2Rack and pinion arrangement for a mining extraction machine and rack and pinion rod thereforPIETRALA CHRISTOPH·Filed 2010·Granted Feb 3, 2015·3 cites·18 claims
- 0254US9273552B2Feed system for an underground winning machine, rack bar and drive sprocket thereforPIETRALA CHRISTOPH·Filed 2010·Granted Mar 1, 2016·2 cites·16 claims
- 0343US11261031B2Conveyor panCATERPILLAR GLOBAL MINING EUROPE GMBH·Filed 2019·Granted Mar 1, 2022·0 cites·15 claims
- 0439US11040833B2Flight bar-clamp-chain link connection for a chain conveyorCATERPILLAR GLOBAL MINING EUROPE GMBH·Filed 2016·Granted Jun 22, 2021·0 cites·12 claims
- 0538US2016017710A1Lump crusher for a scraper chain conveyorCATERPILLAR GLOBAL MINING EUR·Filed 2013·Application pending·0 cites
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