Assignee
HEINTZMANN CORP
US·3 granted patents·2 pending applications·2 citations·filing 2010–2017
Top patents by PatentIndex Score
5 records- 0153US10001009B2Pumpable mine ventilation structureHEINTZMANN CORP·Filed 2015·Granted Jun 19, 2018·1 cites·2 claims
- 0251US9022689B2Pumpable mine ventilation structureHEINTZMANN CORP·Filed 2014·Granted May 5, 2015·1 cites·11 claims
- 0332US2017198581A1Highwall mining equipment retrieval and extraction apparatusHEINTZMANN CORP·Filed 2017·Application pending·0 cites
- 0432US2013263673A1Method of quality control for determining the compressive strengths of grout in multiple moldsHEINTZMANN CORP·Filed 2012·Application pending·0 cites
- 0531US8371658B2Apparatus and method for supporting a mine ribHEINTZMANN CORP·Filed 2010·Granted Feb 12, 2013·0 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →