Individual holder
EZEKIEL FREDERICK D
3 granted patents·69 citations·filing 1977–1984
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0188US4293137AMagnetic liquid shaft sealingEZEKIEL FREDERICK D·Filed 1978·Granted Oct 6, 1981·46 cites·10 claims
- 0262US4526381AMagnetic disc liquid supportingEZEKIEL FREDERICK D·Filed 1984·Granted Jul 2, 1985·19 cites·14 claims
- 0342US4167726AMagnetic liquid protectorEZEKIEL FREDERICK D·Filed 1977·Granted Sep 11, 1979·4 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →