Assignee
WEIR JAMES WILLIAM
US·6 granted patents·27 citations·filing 2010–2012
Top patents by PatentIndex Score
6 records- 0185US8544538B2System and method for sealing a wellboreWEIR JAMES WILLIAM·Filed 2010·Granted Oct 1, 2013·10 cites·35 claims
- 0278US9074450B2Blowout preventer and method of using sameWEIR JAMES WILLIAM·Filed 2012·Granted Jul 7, 2015·6 cites·20 claims
- 0376US9371708B2Circulation sub and method for using sameWEIR JAMES WILLIAM·Filed 2011·Granted Jun 21, 2016·5 cites·30 claims
- 0468US9657536B2Method and apparatus for connecting tubulars of a wellsiteWEIR JAMES WILLIAM·Filed 2012·Granted May 23, 2017·2 cites·40 claims
- 0567US9260932B2Blowout preventer ram assembly and method of using sameWEIR JAMES WILLIAM·Filed 2011·Granted Feb 16, 2016·3 cites·25 claims
- 0655US8631822B2Dual-flow valve and swivelWEIR JAMES WILLIAM·Filed 2011·Granted Jan 21, 2014·1 cites·16 claims
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