Individual holder
DYER DAVID F
3 granted patents·102 citations·filing 1976–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0186US4899031APulsed electrical heating of concreteDYER DAVID F·Filed 1988·Granted Feb 6, 1990·50 cites·3 claims
- 0272US4026035ADryer with low temperature heat recovery systemDYER DAVID F·Filed 1976·Granted May 31, 1977·27 cites·8 claims
- 0368US4918933AAdd-on refrigerant boiler for electric heat pumpDYER DAVID F·Filed 1988·Granted Apr 24, 1990·25 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →