Individual holder
PIVONKA RALPH M
US·5 granted patents·62 citations·filing 1986–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0180US4984515APortable barbeque grill cartPIVONKA RALPH M·Filed 1989·Granted Jan 15, 1991·50 cites·19 claims
- 0271US8623277B2Apparatus for flamer fuel pressure controlPIVONKA RALPH M·Filed 2010·Granted Jan 7, 2014·2 cites·2 claims
- 0355US7833476B2Flamer fuel pressure controlPIVONKA RALPH M·Filed 2006·Granted Nov 16, 2010·0 cites·10 claims
- 0446USD302462SSpace heaterPIVONKA RALPH M·Filed 1986·Granted Jul 25, 1989·5 cites·1 claims
- 0531US4741323ASpace heaterPIVONKA RALPH M·Filed 1986·Granted May 3, 1988·5 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →