Assignee

SAUER GERHARD

AT·2 granted patents·21 citations·filing 1985–1989

Technology mixE02D2 E21D1

Top patents by PatentIndex Score

2 records

0141US4979848ADrilling deviceSAUER GERHARD·Filed 1989·Granted Dec 25, 1990·11 cites·7 claims
0240US4648743AMethod of producing a subterranean structureSAUER GERHARD·Filed 1985·Granted Mar 10, 1987·10 cites·6 claims

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