Assignee
SHURTLEFF EDWARD C
CA·3 granted patents·52 citations·filing 1991–1991
Top patents by PatentIndex Score
3 records- 0167US5271808AApparatus from waste oil for reclaiming a useful oil productSHURTLEFF EDWARD C·Filed 1991·Granted Dec 21, 1993·27 cites·30 claims
- 0254US5286349AApparatus for reclaiming useful oil products from waste oilSHURTLEFF EDWARD C·Filed 1991·Granted Feb 15, 1994·15 cites·37 claims
- 0334US5188742AApparatus and method for removing contaminants from waterSHURTLEFF EDWARD C·Filed 1991·Granted Feb 23, 1993·10 cites·19 claims
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