Assignee
FRENCH SYSTEMS INC
US·5 granted patents·112 citations·filing 1982–1987
Top patents by PatentIndex Score
5 records- 0184US4482461ABackwash control for constant volume-pressure filtration systemFRENCH SYSTEMS INC·Filed 1982·Granted Nov 13, 1984·59 cites·20 claims
- 0257US4618431AMethod for stabilizing the relationship between the filtering unit and a filter feed pumpFRENCH SYSTEMS INC·Filed 1985·Granted Oct 21, 1986·25 cites·20 claims
- 0339US4612116ABackwashable filtering apparatus and novel filter element thereforFRENCH SYSTEMS INC·Filed 1985·Granted Sep 16, 1986·12 cites·15 claims
- 0438US4772380AChute feeder for chip wringerFRENCH SYSTEMS INC·Filed 1987·Granted Sep 20, 1988·12 cites·12 claims
- 0528US4549893AHot cullet handling apparatusFRENCH SYSTEMS INC·Filed 1983·Granted Oct 29, 1985·4 cites·4 claims
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