Assignee
QUALICORP LTD
US·4 granted patents·139 citations·filing 1987–1989
Top patents by PatentIndex Score
4 records- 0194US4768405ALocking socket wrench drive deviceQUALICORP LTD·Filed 1987·Granted Sep 6, 1988·90 cites·14 claims
- 0273US4938107AWedge locking socket deviceQUALICORP LTD·Filed 1988·Granted Jul 3, 1990·31 cites·22 claims
- 0344US5042332AAngularly displaced pin couplingQUALICORP LTD·Filed 1989·Granted Aug 27, 1991·10 cites·12 claims
- 0440US4905549APower driven wrench retention deviceQUALICORP LTD·Filed 1988·Granted Mar 6, 1990·8 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →