Individual holder
EMERSON CLARENCE A
4 granted patents·51 citations·filing 1981–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0144US4542587ADrawing compass apparatusEMERSON CLARENCE A·Filed 1984·Granted Sep 24, 1985·10 cites·10 claims
- 0241US4500221AMarker holder apparatusEMERSON CLARENCE A·Filed 1981·Granted Feb 19, 1985·9 cites·7 claims
- 0333US5219350AMedical instrumentEMERSON CLARENCE A·Filed 1990·Granted Jun 15, 1993·32 cites·1 claims
- 0425US4461589AMarker apparatus with sharpenerEMERSON CLARENCE A·Filed 1982·Granted Jul 24, 1984·0 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →