Assignee
TETRA CORP
US·11 granted patents·1,058 citations·filing 1987–2008
Top patents by PatentIndex Score
11 records- 0199US7416032B2Pulsed electric rock drilling apparatusTETRA CORP·Filed 2005·Granted Aug 26, 2008·93 cites·45 claims
- 0298US7559378B2Portable and directional electrocrushing drillTETRA CORP·Filed 2006·Granted Jul 14, 2009·72 cites·40 claims
- 0398US4741405AFocused shock spark discharge drill using multiple electrodesTETRA CORP·Filed 1987·Granted May 3, 1988·227 cites·29 claims
- 0497US7530406B2Method of drilling using pulsed electric drillingTETRA CORP·Filed 2006·Granted May 12, 2009·76 cites·97 claims
- 0597US7527108B2Portable electrocrushing drillTETRA CORP·Filed 2006·Granted May 5, 2009·66 cites·34 claims
- 0697US5896938APortable electrohydraulic mining drillTETRA CORP·Filed 1996·Granted Apr 27, 1999·240 cites·71 claims
- 0791US7384009B2Virtual electrode mineral particle disintegratorTETRA CORP·Filed 2005·Granted Jun 10, 2008·30 cites·22 claims
- 0891US6215734B1Electrohydraulic pressure wave projectorsTETRA CORP·Filed 1997·Granted Apr 10, 2001·140 cites·52 claims
- 0990US7959094B2Virtual electrode mineral particle disintegratorTETRA CORP·Filed 2008·Granted Jun 14, 2011·25 cites·21 claims
- 1087US6104022ALinear aperture pseudospark switchTETRA CORP·Filed 1997·Granted Aug 15, 2000·62 cites·51 claims
- 1165US6026099APulse forming x-ray laserTETRA CORP·Filed 1997·Granted Feb 15, 2000·27 cites·19 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →