Assignee
JWI INC
US·17 granted patents·182 citations·filing 1987–1995
Top patents by PatentIndex Score
17 records- 0176USD323797SElectric runabout vehicleJWI INC·Filed 1990·Granted Feb 11, 1992·22 cites·1 claims
- 0260US4884245AQuick-connection drive coupling for mixing tankJWI INC·Filed 1989·Granted Nov 28, 1989·16 cites·7 claims
- 0357US5567327AAir-assist discharge of filter press cakeJWI INC·Filed 1993·Granted Oct 22, 1996·22 cites·15 claims
- 0454USD306597SContinuous drier for bulk materialJWI INC·Filed 1987·Granted Mar 13, 1990·9 cites·1 claims
- 0553US5328617AAir-assist discharge of filter press cakeJWI INC·Filed 1992·Granted Jul 12, 1994·20 cites·18 claims
- 0652USD324006SElectric maintenance vehicleJWI INC·Filed 1990·Granted Feb 18, 1992·11 cites·1 claims
- 0746US5635061APlate shifter mechanismJWI INC·Filed 1995·Granted Jun 3, 1997·19 cites·15 claims
- 0846US5275740AFilter press with adaptive automated control arrangementJWI INC·Filed 1992·Granted Jan 4, 1994·18 cites·16 claims
- 0940US5456022ABatch-type sludge drierJWI INC·Filed 1992·Granted Oct 10, 1995·10 cites·9 claims
- 1035US5370795APlate shifter for filter pressJWI INC·Filed 1992·Granted Dec 6, 1994·9 cites·11 claims
- 1134US5674384AFilter press with weight-responsive bumping of filter platesJWI INC·Filed 1995·Granted Oct 7, 1997·9 cites·18 claims
- 1234USD321675SVehicleJWI INC·Filed 1989·Granted Nov 19, 1991·2 cites·1 claims
- 1332US5401374AElectrolyzer for plating waste waterJWI INC·Filed 1994·Granted Mar 28, 1995·9 cites·18 claims
- 1425US5723046ADrip tray lock mechanism for filter pressJWI INC·Filed 1995·Granted Mar 3, 1998·2 cites·6 claims
- 1524US5172492ABatch-type dryerJWI INC·Filed 1989·Granted Dec 22, 1992·1 cites·14 claims
- 1623US5505846APlate shifter for filter pressJWI INC·Filed 1994·Granted Apr 9, 1996·0 cites·8 claims
- 1721US4963255APlate shifter for filter pressJWI INC·Filed 1989·Granted Oct 16, 1990·3 cites·6 claims
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