Individual holder
LUNDGREN ROY L
US·3 granted patents·154 citations·filing 1979–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0191US4250395ADevice for generating electricity by pedestrian and vehicular trafficLUNDGREN ROY L·Filed 1979·Granted Feb 10, 1981·84 cites·14 claims
- 0287US4434374ADevice for generating electricity by pedestrian and vehicular trafficLUNDGREN ROY L·Filed 1981·Granted Feb 28, 1984·63 cites·3 claims
- 0333US4277224AFan attachment for rocking chairsLUNDGREN ROY L·Filed 1979·Granted Jul 7, 1981·7 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →