Individual holder
ARBUCKLE DONALD P
3 granted patents·80 citations·filing 1977–1987
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0179US4505115AFluidic transformer apparatus with feedbackARBUCKLE DONALD P·Filed 1981·Granted Mar 19, 1985·33 cites·26 claims
- 0269US4922719AFluidic transformer with sealed cylinder and check valves in pistonsARBUCKLE DONALD P·Filed 1987·Granted May 8, 1990·21 cites·13 claims
- 0363US4174759ARotary drill bit and method of forming bore holeARBUCKLE DONALD P·Filed 1977·Granted Nov 20, 1979·26 cites·82 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →