Assignee
HALL JOHN E
6 granted patents·1,326 citations·filing 1979–1990
Top patents by PatentIndex Score
6 records- 0195US4779722AMaterial mixing containerHALL JOHN E·Filed 1987·Granted Oct 25, 1988·161 cites·10 claims
- 0294US4946440AEvertible membrane catheter and method of useHALL JOHN E·Filed 1988·Granted Aug 7, 1990·678 cites·24 claims
- 0385US5195985ASyringe having a retractable needleHALL JOHN E·Filed 1990·Granted Mar 23, 1993·370 cites·12 claims
- 0462US4268387AFiltration systemHALL JOHN E·Filed 1979·Granted May 19, 1981·19 cites·11 claims
- 0556US4935015ASyringe apparatus with retractable needleHALL JOHN E·Filed 1988·Granted Jun 19, 1990·74 cites·11 claims
- 0654US4762224AMixing container with segregated ingredient compartmentsHALL JOHN E·Filed 1987·Granted Aug 9, 1988·24 cites·7 claims
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