Assignee
MARK TELEPHONE PRODUCTS INC
US·8 granted patents·106 citations·filing 1976–1985
Top patents by PatentIndex Score
8 records- 0182US4471651ADuct probe and dispensing apparatus thereforMARK TELEPHONE PRODUCTS INC·Filed 1982·Granted Sep 18, 1984·38 cites·26 claims
- 0270US4565097AMethod and apparatus for transducer error cancellationMARK TELEPHONE PRODUCTS INC·Filed 1984·Granted Jan 21, 1986·23 cites·15 claims
- 0354US4583406ASignal processorMARK TELEPHONE PRODUCTS INC·Filed 1984·Granted Apr 22, 1986·13 cites·21 claims
- 0448US4490686ADifferential amplifier with common mode rejection meansMARK TELEPHONE PRODUCTS INC·Filed 1982·Granted Dec 25, 1984·6 cites·10 claims
- 0545US4492122ACircuit for linearization of transducerMARK TELEPHONE PRODUCTS INC·Filed 1982·Granted Jan 8, 1985·5 cites·19 claims
- 0640US4648260AHelium detectorMARK TELEPHONE PRODUCTS INC·Filed 1985·Granted Mar 10, 1987·10 cites·5 claims
- 0738US4527419ASensor for underground duct probeMARK TELEPHONE PRODUCTS INC·Filed 1983·Granted Jul 9, 1985·7 cites·9 claims
- 0831US4201079ARemote flow transducer for communication cableMARK TELEPHONE PRODUCTS INC·Filed 1976·Granted May 6, 1980·4 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →