Assignee
SPS AFOS GROUP LTD
GB·5 granted patents·293 citations·filing 1999–2001
Technology mixE21B5
Top patents by PatentIndex Score
5 records- 0186US6609569B2Downhole fluid samplerSPS AFOS GROUP LTD·Filed 2001·Granted Aug 26, 2003·77 cites·13 claims
- 0285US6250387B1Apparatus for catching debris in a well-boreSPS AFOS GROUP LTD·Filed 1999·Granted Jun 26, 2001·102 cites·12 claims
- 0378US6453996B1Apparatus incorporating jet pump for well head cleaningSPS AFOS GROUP LTD·Filed 2000·Granted Sep 24, 2002·52 cites·12 claims
- 0469US6401813B1Wellhead cleanup toolSPS AFOS GROUP LTD·Filed 2000·Granted Jun 11, 2002·34 cites·14 claims
- 0565US6530429B2Downhole cleaning tool with shear clutchSPS AFOS GROUP LTD·Filed 2001·Granted Mar 11, 2003·28 cites·14 claims
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