Assignee
TETRA DEV CO
IT·17 granted patents·484 citations·filing 1985–1992
Top patents by PatentIndex Score
17 records- 0192US4784697AMethod and an arrangement on packing machinesTETRA DEV CO·Filed 1987·Granted Nov 15, 1988·59 cites·14 claims
- 0287US5173259ASterilization method for a packing machine that uses liquid disinfectantTETRA DEV CO·Filed 1991·Granted Dec 22, 1992·53 cites·26 claims
- 0386US4608810AValve arrangement on packing machinesTETRA DEV CO·Filed 1985·Granted Sep 2, 1986·42 cites·22 claims
- 0473US4913185AValve device usable for feeding sterile fluidsTETRA DEV CO·Filed 1989·Granted Apr 3, 1990·37 cites·13 claims
- 0565US4675660AContainer liquid level sensing utilizing a filling tubeTETRA DEV CO·Filed 1986·Granted Jun 23, 1987·26 cites·29 claims
- 0664US4759695APumping unit for the filling of container in packaging machinesTETRA DEV CO·Filed 1986·Granted Jul 26, 1988·20 cites·9 claims
- 0762US5318550AUrine collecting apparatusTETRA DEV CO·Filed 1992·Granted Jun 7, 1994·111 cites·3 claims
- 0861US5024584APump unit with adjustable piston stroke lengthTETRA DEV CO·Filed 1988·Granted Jun 18, 1991·23 cites·7 claims
- 0958US4641486AMethod and an arrangement for packing machinesTETRA DEV CO·Filed 1985·Granted Feb 10, 1987·25 cites·14 claims
- 1057US4776367AAseptic constant-flow valveTETRA DEV CO·Filed 1986·Granted Oct 11, 1988·20 cites·14 claims
- 1153US5090299APiston unit with rolling membraneTETRA DEV CO·Filed 1990·Granted Feb 25, 1992·16 cites·11 claims
- 1247US4874021AAseptic filling unit for packing machines for long-lasting products with fluid behaviorTETRA DEV CO·Filed 1988·Granted Oct 17, 1989·13 cites·9 claims
- 1347US4838325AMethod and an arrangement for a filling valve in a packing machineTETRA DEV CO·Filed 1987·Granted Jun 13, 1989·10 cites·3 claims
- 1436US5106275AArrangement on a pump unitTETRA DEV CO·Filed 1990·Granted Apr 21, 1992·7 cites·15 claims
- 1536US4851194AMethod and arrangement for the sterilization of a filterTETRA DEV CO·Filed 1988·Granted Jul 25, 1989·8 cites·11 claims
- 1633US5304041AMethod and device for dosing pumpingTETRA DEV CO·Filed 1992·Granted Apr 19, 1994·8 cites·14 claims
- 1732US4971087AArrangement of packing machinesTETRA DEV CO·Filed 1988·Granted Nov 20, 1990·6 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →