Individual holder
HARRIS MARION K
6 granted patents·39 citations·filing 1977–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0154US4249384AIsothermal compression-regenerative method for operating vapor cycle heat engineHARRIS MARION K·Filed 1978·Granted Feb 10, 1981·13 cites·11 claims
- 0238US4111102ASteam engine in which the cylinder inlet valves are actuated by the operation of the power conversion meansHARRIS MARION K·Filed 1977·Granted Sep 5, 1978·7 cites·10 claims
- 0337US4899606AApparatus for assembling parts and discharging assembled partsHARRIS MARION K·Filed 1988·Granted Feb 13, 1990·7 cites·8 claims
- 0434US4262579ASingle acting steam engineHARRIS MARION K·Filed 1979·Granted Apr 21, 1981·5 cites·2 claims
- 0531US4539894ASingle acting steam engineHARRIS MARION K·Filed 1984·Granted Sep 10, 1985·4 cites·5 claims
- 0629US4167894ASteam engine in which the cylinder inlet valves are actuated by the operation of the power conversion meansHARRIS MARION K·Filed 1978·Granted Sep 18, 1979·3 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →