Assignee
DELLORFANO JR FRED M
11 granted patents·357 citations·filing 1970–1987
Top patents by PatentIndex Score
11 records- 0196US4066095AAutomatic leakage detection system for pipelines carrying fluidsDELLORFANO JR FRED M·Filed 1976·Granted Jan 3, 1978·82 cites·4 claims
- 0291US4096933ACoin-operated vending systemsDELLORFANO JR FRED M·Filed 1976·Granted Jun 27, 1978·48 cites·12 claims
- 0388US4641290ALow frequency portable lightweight sonar systems and their method of deployment for greatly increasing the efficiency of submarine surveillance over large areasDELLORFANO JR FRED M·Filed 1984·Granted Feb 3, 1987·57 cites·19 claims
- 0487US3943388AElectroacoustic transducer of the flexural vibrating diaphragm typeDELLORFANO JR FRED M·Filed 1974·Granted Mar 9, 1976·34 cites·9 claims
- 0585US4107659AIntrusion alarm system with improved air turbulence compensationDELLORFANO JR FRED M·Filed 1976·Granted Aug 15, 1978·41 cites·18 claims
- 0684US4231112AHigh-power underwater transducer with improved performance and reliability characteristics and method for controlling said improved characteristicsDELLORFANO JR FRED M·Filed 1970·Granted Oct 28, 1980·34 cites·11 claims
- 0761US4103309AAutomatic camera focusing meansDELLORFANO JR FRED M·Filed 1976·Granted Jul 25, 1978·17 cites·2 claims
- 0861US3949349ADual electroacoustic transducersDELLORFANO JR FRED M·Filed 1974·Granted Apr 6, 1976·15 cites·6 claims
- 0948US4660186AElectromagnetic transducers for underwater low-frequency high-power useDELLORFANO JR FRED M·Filed 1986·Granted Apr 21, 1987·13 cites·18 claims
- 1046US4084150AUnderwater depth sounder with variable beam transducerDELLORFANO JR FRED M·Filed 1976·Granted Apr 11, 1978·8 cites·8 claims
- 1139US4745586AElectromagnetic transducers for underwater low-frequency high-power useDELLORFANO JR FRED M·Filed 1987·Granted May 17, 1988·8 cites·18 claims
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