Individual holder
FELDER DONALD W
5 granted patents·106 citations·filing 1977–1979
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0187US4169983AMulti-rotor, direct current electric motorFELDER DONALD W·Filed 1978·Granted Oct 2, 1979·48 cites·4 claims
- 0271US4062507ASlope landing compensator systemFELDER DONALD W·Filed 1977·Granted Dec 13, 1977·37 cites·1 claims
- 0350US4286656AComposite carrier bar deviceFELDER DONALD W·Filed 1979·Granted Sep 1, 1981·11 cites·4 claims
- 0449US4296678APolish rod jack systemFELDER DONALD W·Filed 1979·Granted Oct 27, 1981·10 cites·3 claims
- 0527US4128746ABrush and ring distributorFELDER DONALD W·Filed 1977·Granted Dec 5, 1978·0 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →