Assignee

LEDGE 101 LTD

GB·1 granted patent·180 citations·filing 1995–1995

Technology mixE21B1

Top patents by PatentIndex Score

1 record

0188US5603386ADownhole tool for controlling the drilling course of a boreholeLEDGE 101 LTD·Filed 1995·Granted Feb 18, 1997·180 cites·21 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →