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WAKO IND CO LTD

Overview
  • Total Patents
    48
  • GoodIP Patent Rank
    234,451
About

WAKO IND CO LTD has a total of 48 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Japan, United States and Hong Kong. Its main competitors in its focus markets chemical engineering, machines and electrical machinery and energy are LUEHR STAUBTECH, SCHAFFT HELMUT and ALBRECHT JIRI.

Patent filings in countries

World map showing WAKO IND CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 43
#2 United States 3
#3 Hong Kong 1
#4 Republic of Korea 1

Patent filings per year

Chart showing WAKO IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yokoyama Keiji 11
#2 Adachi Yukio 6
#3 Shiraishi Kenji 5
#4 Sugiyama Masataka 4
#5 Kawano Naoto 4
#6 Natori Naoki 4
#7 Hirasawa Shinichi 4
#8 Akahori Tadao 4
#9 Yoshino Hideaki 4
#10 Hirasawa Koji 3

Latest patents

Publication Filing date Title
JP2005254081A Element for fluid filtration
JP2005254103A Spin-on filter
JP2005246254A Filtering medium joining structure
JP2005246253A Filtration element
JP2005098212A Fuel filter
JP2005095736A Drain cup
JP2004275955A Filtration apparatus for use on returning oil passage
JP2004255310A Filter
JP2004255230A Mist separator
JP2004232482A Clogging prevention device of fuel filter
JP2004211671A Dual flow type filter
JP2004209448A Filter
JP2004195418A Liquid-liquid separating filter
JP2004195350A Air filter
JP2004195311A Filter
JP2004183797A Working oil filtering device
JP2004183522A Fuel filter
JP2004181311A Filter element
JP2004167805A Mold for injection molding for filter center tube and production method for filter center tube
JP2004154723A Water separation filter