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MARK PRODUCTS

Overview
  • Total Patents
    58
About

MARK PRODUCTS has a total of 58 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, France and Canada. Its main competitors in its focus markets measurement, electrical machinery and energy and mechanical elements are INOVA LTD, PGS AMERICAS INC and SINCLAIR PAUL L.

Patent filings in countries

World map showing MARK PRODUCTSs patent filings in countries

Patent filings per year

Chart showing MARK PRODUCTSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Florian Eugene F 9
#2 Haggard Samuel E 6
#3 Riley Travis E 4
#4 Lindow James T 4
#5 Florian E 4
#6 Mack Dean T 3
#7 Mccourt Jr Edward R 3
#8 Hazelhurst G 3
#9 Saunders Don A 3
#10 Riley T 3

Latest patents

Publication Filing date Title
US6324917B1 Combination air pipe connector and flow measurement device
US5783747A Fluid analyzing detector for detecting the presence of a particular analyte in a fluid medium
US5757988A Optical fiber sensor utilizing a swellable detector material
US4787239A Sensor for hand held gas chromatograph
US4787702A Fiber optic cable and method of making the same
US4811311A Seismic detector assembly having polarized terminals
US4809245A Seismic detector housing assembly
US4477136A Takeout connector
US4438292A Waterproof housing assembly for geophones
US4525814A Leakage testing cable connector network
US4378274A Method of electroplating very thin metal parts
US4447104A Apparatus for attaching a multiconductor cable to a housing
US4285054A Geophone
US4238845A Geophone springs
US4249788A Waterproof multiple wire cable connecting device
DE2852565A1 GEOPHONE WITH A PERMANENT MAGNET ARRANGEMENT
DE2852566A1 METHOD AND SEISMIC DEVICE FOR GENERATING AN OUTPUT SIGNAL FROM A SERIES OF ELECTROMAGNETIC GEOPHONES
DE2526460A1 Seismometer sensing movements along selected axis - has two parts held by springs and generating signal by electromagnetic induction when either is moved
GB1508348A Seismometer
DE2519783A1 Amplitude adjustment for geophone output signals - signal derived from each geophone in group generated by background noise