Assignee
TIF INSTR INC
US·13 granted patents·707 citations·filing 1977–1994
Top patents by PatentIndex Score
13 records- 0198US4719428AStorage battery condition tester utilizing low load currentTIF INSTR INC·Filed 1985·Granted Jan 12, 1988·290 cites·15 claims
- 0295US4138879ASightless bubble detectorTIF INSTR INC·Filed 1977·Granted Feb 13, 1979·80 cites·15 claims
- 0392US4788858AFuel injector testing device and methodTIF INSTR INC·Filed 1987·Granted Dec 6, 1988·53 cites·35 claims
- 0488US5293902AQuick-disconnect fluid couplingTIF INSTR INC·Filed 1993·Granted Mar 15, 1994·144 cites·16 claims
- 0588US4235095ADevice for detecting inhomogeneities such as gas bubblesTIF INSTR INC·Filed 1978·Granted Nov 25, 1980·45 cites·5 claims
- 0672US5136885AQuartz crystal pressure sensorTIF INSTR INC·Filed 1991·Granted Aug 11, 1992·39 cites·14 claims
- 0747US4282521ARegulating circuit for gaseous impurity detectorTIF INSTR INC·Filed 1979·Granted Aug 4, 1981·15 cites·16 claims
- 0843US5400015AFilter circuit for a gaseous leak detectorTIF INSTR INC·Filed 1994·Granted Mar 21, 1995·10 cites·2 claims
- 0941US5498873ARefrigerant impurity analyzerTIF INSTR INC·Filed 1994·Granted Mar 12, 1996·9 cites·4 claims
- 1041US4213089AVariable scale readout for multi-meter useTIF INSTR INC·Filed 1978·Granted Jul 15, 1980·5 cites·5 claims
- 1137US4392374ATransducer coupling apparatus for inhomogeneity detectorTIF INSTR INC·Filed 1981·Granted Jul 12, 1983·6 cites·6 claims
- 1236USRE32552EGaseous impurity detector employing corona discharge phenomenonTIF INSTR INC·Filed 1980·Granted Dec 1, 1987·8 cites·1 claims
- 1330US5321209AElectronic weighing deviceTIF INSTR INC·Filed 1992·Granted Jun 14, 1994·3 cites·11 claims
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