Individual holder
PIONTKOWSKI CARL F
3 granted patents·34 citations·filing 1976–1987
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0151US4827852ACatalytic wood stovePIONTKOWSKI CARL F·Filed 1987·Granted May 9, 1989·14 cites·18 claims
- 0251US4550668ACombustor unit for woodburning stovePIONTKOWSKI CARL F·Filed 1983·Granted Nov 5, 1985·14 cites·18 claims
- 0330US4090271AChimney cleanerPIONTKOWSKI CARL F·Filed 1976·Granted May 23, 1978·6 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →