Assignee
INTECH INT INC
CA·3 granted patents·286 citations·filing 1989–1991
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0192US4979577AFlow pulsing apparatus and method for down-hole drilling equipmentINTECH INT INC·Filed 1989·Granted Dec 25, 1990·114 cites·14 claims
- 0290US5009272AFlow pulsing method and apparatus for drill stringINTECH INT INC·Filed 1989·Granted Apr 23, 1991·101 cites·24 claims
- 0378US5190114AFlow pulsing apparatus for drill stringINTECH INT INC·Filed 1991·Granted Mar 2, 1993·71 cites·21 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →