Learn more

ARPS JAN J

Overview
  • Total Patents
    29
About

ARPS JAN J has a total of 29 patent applications. Its first patent ever was published in 1945. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering, measurement and machines are KOBOLD SERVICES INC, VECTOR MAGNETICS INC and PREC ENERGY SERVICES LTD.

Patent filings in countries

World map showing ARPS JAN Js patent filings in countries
# Country Total Patents
#1 United States 19
#2 Canada 10

Patent filings per year

Chart showing ARPS JAN Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Arps Jan J 29
#2 Haskett Carl E 2
#3 Scherbatskoy Serge A 2
#4 Ward Orbie W 1

Latest patents

Publication Filing date Title
US3989010A Desulfurization of high sulfur fuels during combustion
US3933127A Desulfurization of high sulfur fuels during combustion
US3321772A Swim cap
US2938708A Simultaneous drilling and electrical logging of hydrocarbon contents of formations
US2978634A Apparatus for logging wells
US2987822A Depth measurement
US2924432A Earth borehole logging system
US2890019A Earth borehole logging system
US2930137A Earth borehole crookedness detection and indication
US2759143A Earth borehole investigation-signaling system
US2917704A Earth formation logging system
US2925251A Earth well borehole drilling and logging system
US2755432A Logging while drilling
US2806372A Borehole logging apparatus
US2677790A Borehole logging by intermittent signaling
US2700897A Continuous electrical logging
US2787759A Apparatus for logging wells
US2557168A Continuous electric logging while drilling
US2524031A Apparatus for logging wells
CA578484A Earth borehole investigation-signaling system