Individual holder
ROBERTSON JAMES H
4 granted patents·67 citations·filing 1975–1980
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0173US4039363AMethod of making floating seat cushionROBERTSON JAMES H·Filed 1976·Granted Aug 2, 1977·28 cites·4 claims
- 0260US3988795ALife preserverROBERTSON JAMES H·Filed 1975·Granted Nov 2, 1976·15 cites·8 claims
- 0357US4008705AFreestanding-fireplace and stove heat shieldROBERTSON JAMES H·Filed 1975·Granted Feb 22, 1977·10 cites·11 claims
- 0455US4303970ABattery powered lampROBERTSON JAMES H·Filed 1980·Granted Dec 1, 1981·14 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →