Assignee

POOL CHARLES M

US·2 granted patents·31 citations·filing 2011–2012

Technology mixE21B2 G01F2

Top patents by PatentIndex Score

2 records

0194US8397836B2Pressure and flow control in drilling operationsPOOL CHARLES M·Filed 2012·Granted Mar 19, 2013·27 cites·50 claims
0274US8286730B2Pressure and flow control in drilling operationsPOOL CHARLES M·Filed 2011·Granted Oct 16, 2012·4 cites·27 claims

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