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KOEI INDUSTRY CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    231,869
About

KOEI INDUSTRY CO LTD has a total of 19 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets measurement, chemical engineering and environmental technology are CHEMLAB MFG LTD, THERMO ELECTRON SPA and DGEL ELECTROSYSTEM INC.

Patent filings in countries

World map showing KOEI INDUSTRY CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 10
#2 United States 3
#3 Canada 2
#4 EPO (European Patent Office) 2
#5 Finland 2

Patent filings per year

Chart showing KOEI INDUSTRY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hosokawa Kazutaka 10
#2 Hosokawa Hiroshi 9

Latest patents

Publication Filing date Title
JP2015151670A Snow-falling prevention device
JP2013144915A Working device for columnar building
JP2013145218A Anti-fogging window unit
JP2011137373A Driving device for passage blocking bar
JP2011058331A Device for returning intercepting bar, and passage intercepting machine equipped with the same
JP2011058332A Passage intercepting machine
JP2011058333A Passage intercepting machine
JP2011058245A Drive device of passage intercepting bar
JP2009174143A Drive unit for passage blocking rod
US2007068078A1 Lifting pole apparatus for traffic control
FI960822A0 A device for determining the properties of a slurry and a method for treating the slurry
FI960153A0 Method and plant for measuring filtrate