Individual holder
HARKNESS TRAVIS O
4 granted patents·71 citations·filing 1977–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0173US4356644ARoot grubbing plowHARKNESS TRAVIS O·Filed 1981·Granted Nov 2, 1982·32 cites·13 claims
- 0253US4253786AArticle loading and handling deviceHARKNESS TRAVIS O·Filed 1979·Granted Mar 3, 1981·14 cites·7 claims
- 0350US4182590AArticle loading and handling deviceHARKNESS TRAVIS O·Filed 1977·Granted Jan 8, 1980·13 cites·2 claims
- 0445US4355475ARoot grubbing plowHARKNESS TRAVIS O·Filed 1980·Granted Oct 26, 1982·12 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →