Individual holder
ANDREWS DONALD L
4 granted patents·80 citations·filing 1986–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0178US4825476AArticulated head, neck and shoulder protective deviceANDREWS DONALD L·Filed 1987·Granted May 2, 1989·66 cites·7 claims
- 0237US4726555AVertically and horizontally adjustable easelANDREWS DONALD L·Filed 1986·Granted Feb 23, 1988·11 cites·14 claims
- 0333USD304465SCatenary arch barrel building toyANDREWS DONALD L·Filed 1988·Granted Nov 7, 1989·2 cites·1 claims
- 0430USD304464SCatenary arch building toyANDREWS DONALD L·Filed 1987·Granted Nov 7, 1989·1 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →