Assignee
HARTLEY E DALE
7 granted patents·152 citations·filing 1976–1992
Top patents by PatentIndex Score
7 records- 0188US4305702APump with expandable chamberHARTLEY E DALE·Filed 1979·Granted Dec 15, 1981·43 cites·9 claims
- 0279US4645426ABilge pumpHARTLEY E DALE·Filed 1985·Granted Feb 24, 1987·38 cites·15 claims
- 0373US4242061ADouble diaphragm pumpHARTLEY E DALE·Filed 1978·Granted Dec 30, 1980·23 cites·19 claims
- 0461US4300592APressure regulatorHARTLEY E DALE·Filed 1976·Granted Nov 17, 1981·15 cites·10 claims
- 0557US5242281AWobble plate pumpHARTLEY E DALE·Filed 1992·Granted Sep 7, 1993·16 cites·21 claims
- 0653US4182368APressure regulatorHARTLEY E DALE·Filed 1977·Granted Jan 8, 1980·11 cites·17 claims
- 0740US4230026AReciprocating piston deviceHARTLEY E DALE·Filed 1978·Granted Oct 28, 1980·6 cites·8 claims
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