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JOHNSON CRUSHERS INTERNAT

Overview
  • Total Patents
    23
About

JOHNSON CRUSHERS INTERNAT has a total of 23 patent applications. Its first patent ever was published in 2001. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets machines, chemical engineering and mechanical elements are GEORG EISGRUBER, PFEIFFER SE GEBR and OMYA GMBH.

Patent filings per year

Chart showing JOHNSON CRUSHERS INTERNATs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Juhlin Jon 14
#2 Heeszel Gary 5
#3 Brock James Donald 5
#4 Olsen Lawrence Calvin 5
#5 Furrer Tom 4
#6 Carnes Robert 4
#7 Carnes Robert W 2
#8 Boyce Benjamin James 2
#9 Heeszel Gary P 2
#10 West Jeremiah 2

Latest patents

Publication Filing date Title
WO2012068253A2 Roller bearing method and apparatus
US2008110141A1 Filter system for internal combustion engines operated in a contaminated atmosphere
US2007158479A1 Mobile rock crushing plant
US2007235572A1 Bowl liner movement detection method and apparatus
US2007164516A1 Seal assembly for vibrating screen
US2007051837A1 Rock crusher having overload detection
US2006202073A1 Crusher in-feed conveyor method and apparatus
US2006180436A1 Side discharge conveyor
US2006102760A1 Clutch for rock crusher
US2006086852A1 Bowl liner retaining method and apparatus
US6953121B2 Vibrating screen
US6935587B2 Mobile rock crushing plant
US6889846B2 Hybrid screen
US6386375B1 Lubrication system for vibrating flat screens