Individual holder
PORTER WELLINGTON W
3 granted patents·56 citations·filing 1975–1977
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0169US3999613ATomato harvester headerPORTER WELLINGTON W·Filed 1975·Granted Dec 28, 1976·26 cites·10 claims
- 0258US4156465AHarvesting machine with self-cleaning conveyor chainsPORTER WELLINGTON W·Filed 1977·Granted May 29, 1979·18 cites·4 claims
- 0350US4089421AMethod and structure for automatically separating unwanted materials from machine harvested tomatoesPORTER WELLINGTON W·Filed 1976·Granted May 16, 1978·12 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →