Assignee
AVA INTERNATIONAL
3 granted patents·129 citations·filing 1981–1991
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0178US4393929AWell packers and slip assemblies for use therewithAVA INTERNATIONAL·Filed 1981·Granted Jul 19, 1983·50 cites·13 claims
- 0268US5095978AHydraulically operated permanent type well packer assemblyAVA INTERNATIONAL·Filed 1991·Granted Mar 17, 1992·46 cites·19 claims
- 0367US4407363ASubsurface well apparatusAVA INTERNATIONAL·Filed 1981·Granted Oct 4, 1983·33 cites·64 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →