Individual holder
VAUGHEN JACK F
US·5 granted patents·114 citations·filing 1976–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0174US4789305ASelf-feathering rotary wingVAUGHEN JACK F·Filed 1987·Granted Dec 6, 1988·34 cites·42 claims
- 0270US5178367AStructure for an inflatable lift deviceVAUGHEN JACK F·Filed 1990·Granted Jan 12, 1993·25 cites·37 claims
- 0367US4951770AStructure to form a load-bearing air cushion for a vehicleVAUGHEN JACK F·Filed 1989·Granted Aug 28, 1990·25 cites·42 claims
- 0452US5137228ARotary wing with torsionally flexible bladesVAUGHEN JACK F·Filed 1990·Granted Aug 11, 1992·26 cites·24 claims
- 0533US4077489ADynamic fluid system for improving stability of a fluid cushion vehicleVAUGHEN JACK F·Filed 1976·Granted Mar 7, 1978·4 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →