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KORITSU MACHINE IND LTD

Overview
  • Total Patents
    17
About

KORITSU MACHINE IND LTD has a total of 17 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Australia, Germany and United States. Its main competitors in its focus markets basic materials chemistry are ARNOLD BECKERS, INTERTRUST CIE GENERALE DE DIS and IKIO TETSUKOSHO KK.

Patent filings in countries

World map showing KORITSU MACHINE IND LTDs patent filings in countries

Patent filings per year

Chart showing KORITSU MACHINE IND LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Tsuzuki Akira 6
#2 Kitano Yoshiteru 5
#3 Tobitani Hiroshi 4
#4 Yoshiteru Kitano 2
#5 Miura Atsushi 2
#6 Kulihara Tetsuo 2
#7 Kitano Y 1
#8 Kurihara Tetsuo 1

Latest patents

Publication Filing date Title
AU1817583A Improvement in body structure of coke guide cars
EP0130243A1 Cleaning apparatus for a coke oven levelling door and window
AU1480783A Cleaning apparatus for a levelling window and a knife edge and its vicinity of a leveller door on a coke oven door
ZA8303563B Cleaning apparatus for a levelling window & a knife edge and its vicinity,of a leveller door on a coke oven door
US4337122A Coke oven door
DE3048100A1 Coke oven door cleaning device - with one motor driving traversing mechanism and radial cutters on spring-loaded carrier plates
DE3044759A1 Coke oven - with door locking bars rotatable for minor adjustment of door position
AU6470680A Coke oven door
DE3042107A1 Coke guide car - conducts door removal, jamb cleaning, coke removal, and door replacement without moving carriage
DE3014124A1 Coke oven door cleaner - where jet nozzles are arranged on scraper device for cleaning knife
US4268360A Temporary heat-proof apparatus for use in repairing coke ovens
AU5494780A Temporary door for coke oven chamber