Inventor · disambiguated record
John C. Congdon
Also filed as: CONGDON JOHN C
7 granted patents·184 citations·filing 1978–1990
87Inventor score
Files withMAGNAVOX CO7
Top patents by PatentIndex Score
7 records- 0187US4546459AMethod and apparatus for a phased array transducerMAGNAVOX CO·Filed 1982·Granted Oct 8, 1985·54 cites·62 claims
- 0283US4268912ADirectional hydrophone suitable for flush mountingMAGNAVOX CO·Filed 1978·Granted May 19, 1981·50 cites·8 claims
- 0375US4700100AFlexural disk resonant cavity transducerMAGNAVOX CO·Filed 1986·Granted Oct 13, 1987·38 cites·30 claims
- 0457US4706229AElectroacoustic transducerMAGNAVOX CO·Filed 1986·Granted Nov 10, 1987·18 cites·17 claims
- 0541US5018116AInter-element mounting for stacked piezoelectric transducersMAGNAVOX CO·Filed 1990·Granted May 21, 1991·9 cites·7 claims
- 0638US4777627AExtendible sonobuoy apparatusMAGNAVOX CO·Filed 1987·Granted Oct 11, 1988·8 cites·18 claims
- 0734US4689773AExtendible sonobuoy apparatusMAGNAVOX CO·Filed 1985·Granted Aug 25, 1987·7 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →