Individual holder
MEHRENS DOUGLAS W
3 granted patents·68 citations·filing 1981–1982
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0173US4353846AFilter assembly for evaporative cooler pumpsMEHRENS DOUGLAS W·Filed 1981·Granted Oct 12, 1982·37 cites·6 claims
- 0249US4475306AWindow sill flower pot supportMEHRENS DOUGLAS W·Filed 1982·Granted Oct 9, 1984·17 cites·2 claims
- 0346US4424007APump and filter assembly for evaporative coolersMEHRENS DOUGLAS W·Filed 1981·Granted Jan 3, 1984·14 cites·7 claims
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