Individual holder
HEINTZELMAN LEO A
5 granted patents·76 citations·filing 1975–1977
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0179US4123998AFlame deflector for the auxiliary combustion chamber of an internal combustion engineHEINTZELMAN LEO A·Filed 1976·Granted Nov 7, 1978·29 cites·2 claims
- 0253US4113134ACan closureHEINTZELMAN LEO A·Filed 1977·Granted Sep 12, 1978·18 cites·3 claims
- 0349US4198944ASpark plug adapter and processHEINTZELMAN LEO A·Filed 1977·Granted Apr 22, 1980·10 cites·20 claims
- 0449US3991855AAutomatic greaser for universal jointHEINTZELMAN LEO A·Filed 1975·Granted Nov 16, 1976·11 cites·3 claims
- 0544US4182281ASpark plug adapter and processHEINTZELMAN LEO A·Filed 1977·Granted Jan 8, 1980·8 cites·23 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →