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DEFELSKO CORP

Overview
  • Total Patents
    59
  • GoodIP Patent Rank
    147,615
  • Filing trend
    ⇩ 100.0%
About

DEFELSKO CORP has a total of 59 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1982. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets measurement, control and machines are TEITSUU DENSHI KENKYUSHO KK, KANO YOSHIO and NASH & HARRISON LTD.

Patent filings per year

Chart showing DEFELSKO CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Koch Frank J 29
#2 Vandervalk Leon C 23
#3 Beamish David J 13
#4 Vandervalk Leon 11
#5 Koch Frank 6
#6 Davis James Edward 4
#7 Stachnik Robert V 4
#8 Nowell Steven 4
#9 Williams Nicholas 4
#10 Aidun Rashid K 3

Latest patents

Publication Filing date Title
CN109154496A For detecting the method and system of the pollutant on surface
CN105283822A Probe communications module and a computing device
WO2014110215A1 Apparatus and method for characterizing a replica tape
US6050140A Adhesion tester
US6026586A Powder coating thickness gauge
US5686831A Gauge with reversible display screen
US5930744A Coating thickness gauge
US5777230A Delay line for an ultrasonic probe and method of using same
GB9700305D0 High resolution ultrasonic thickness gauge
US5623427A Nondestructive anodic capacity gauge
US5397027A Stopper for a metered dispensing unit
DE4333419A1 Method and device for coating thickness measurement and measuring probe for a combined layer thickness measuring device
US5723791A High resolution ultrasonic coating thickness gauge
US5094009A Gauge for measuring the thickness of a coating on a substrate
US5241280A Coating thickness measurement gauge
US4741426A Coin acceptor for vending machine
US4705153A Coin acceptor for vending machine
JPS617403A Method and device for magnetically measuring coating
US4599562A Method and apparatus for magnetically measuring a coating with a plurality of magnets
US4433290A Magnetic coating thickness comparator having parallel magnetic rods with nonmagnetic slide indicators