Assignee

THORP RICHARD E

CN·1 granted patent·5 citations·filing 2007–2007

Technology mixE21B1

Top patents by PatentIndex Score

1 record

0145US8739897B2Pressure compensation and rotary seal system for measurement while drilling instrumentationTHORP RICHARD E·Filed 2007·Granted Jun 3, 2014·5 cites·23 claims

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