Assignee
HIMMELSTEIN & CO S
US·12 granted patents·297 citations·filing 1974–1986
Top patents by PatentIndex Score
12 records- 0193US4715214ALeak testerHIMMELSTEIN & CO S·Filed 1986·Granted Dec 29, 1987·81 cites·16 claims
- 0290US4320463AProduction control systemHIMMELSTEIN & CO S·Filed 1980·Granted Mar 16, 1982·63 cites·3 claims
- 0386US4142591ATorque-yield control systemHIMMELSTEIN & CO S·Filed 1977·Granted Mar 6, 1979·38 cites·23 claims
- 0485US4542643AFluid leak testing methodHIMMELSTEIN & CO S·Filed 1983·Granted Sep 24, 1985·39 cites·4 claims
- 0565US4381684AEnergy efficient drive systemHIMMELSTEIN & CO S·Filed 1979·Granted May 3, 1983·15 cites·17 claims
- 0656US4412198ARotary transformerHIMMELSTEIN & CO S·Filed 1981·Granted Oct 25, 1983·11 cites·13 claims
- 0751US3961526ARotary torquemeterHIMMELSTEIN & CO S·Filed 1974·Granted Jun 8, 1976·8 cites·12 claims
- 0849US4616512ATorquemeterHIMMELSTEIN & CO S·Filed 1984·Granted Oct 14, 1986·12 cites·32 claims
- 0945US4555956ATorquemeter apparatusHIMMELSTEIN & CO S·Filed 1984·Granted Dec 3, 1985·9 cites·22 claims
- 1044US4463629AEnergy efficient drive systemHIMMELSTEIN & CO S·Filed 1982·Granted Aug 7, 1984·8 cites·5 claims
- 1138US4651573AShaft torquemeterHIMMELSTEIN & CO S·Filed 1985·Granted Mar 24, 1987·9 cites·18 claims
- 1233US4563905AShaft torquemeterHIMMELSTEIN & CO S·Filed 1984·Granted Jan 14, 1986·4 cites·8 claims
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