Individual holder
PORTER JOHN F
2 granted patents·2 pending applications·57 citations·filing 1977–2011
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0186US4119326AVariable speed bicyclePORTER JOHN F·Filed 1977·Granted Oct 10, 1978·40 cites·5 claims
- 0280USD285966SPill crusherPORTER JOHN F·Filed 1983·Granted Sep 30, 1986·17 cites·1 claims
- 0353US2006135022A1Energy absorbent laminatePORTER JOHN F·Filed 2006·Application pending·0 cites
- 0445US2012149264A1Composite Reinforcement for Roofing MembranesPORTER JOHN F·Filed 2011·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →