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HIRAI KOGYO KK

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    207,769
  • Filing trend
    0.0%
About

HIRAI KOGYO KK has a total of 20 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1996. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are BEIJING CENTURY GREEN ENVIRONMENTAL ENGINEERING & TECHNOLOGY CO LTD, NAT UNIV FOOD TECHNOLOGIES and VNII VODOSNABZHENIYA.

Patent filings in countries

World map showing HIRAI KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 20

Patent filings per year

Chart showing HIRAI KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hirai Masao 14
#2 Midorikawa Shuji 4
#3 Fukui Junichiro 4
#4 Hojo Fumiyasu 4
#5 Terada Setsuo 3
#6 Matsumoto Yutaka 3
#7 Hirai Yasukazu 2
#8 Nishimura Hiroshi 1
#9 Kaneko Ayumi 1
#10 Yamagishi Masaaki 1

Latest patents

Publication Filing date Title
JP2020066223A Gravure roll, production method of gravure roll, gravure printing machine and laminated ceramic electronic component produced by gravure roll
JP2018122283A Coating device, coating method, and method of manufacturing battery
JP2015042494A Mold for extrusion molding
JP2014169494A Gas wiping nozzle
JP2013166974A Die for producing pellet
JP2013121571A Die and manufacturing method of die
JP2012020214A Coating die and method for manufacturing the same
JP2012020434A Die and method of manufacturing the same
JP2011235500A Resin sheet mold and its manufacturing method
JP2011235221A Notch roll and method for manufacturing the same
JP2009184033A Fixture for machining
JP2008194814A Fixture for angle reference machining
JP2008194803A Fixture for angle reference machining
JP2008194804A Fixture for machining
JP2002263671A Energy-saving water treatment system incorporating solar cell
JPH11197500A Phosphate ion adsorption filter medium and its production
JPH10286583A Apparatus for treating phosphorus-containing organic water apparatus
JPH10151493A System for removing nitrogen and phosphorus in wastewater
JPH09317141A Floor panel laying method
JPH09242310A Leg seat for floor panel