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YOSHIKAWA KK

Overview
  • Total Patents
    65
  • GoodIP Patent Rank
    202,828
  • Filing trend
    ⇩ 50.0%
About

YOSHIKAWA KK has a total of 65 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1982. It filed its patents most often in Japan. Its main competitors in its focus markets packaging and shipping, measurement and chemical engineering are YOSHIKAWA CORP, EUROPOOL SRL and JIN HOUNGFUH CHUZHOU CONVEYING EQUIPMENT CO LTD.

Patent filings in countries

World map showing YOSHIKAWA KKs patent filings in countries
# Country Total Patents
#1 Japan 65

Patent filings per year

Chart showing YOSHIKAWA KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshikawa Osamu 30
#2 Yoshikawa Nobuhiro 7
#3 Yoshikawa Yoshiyuki 6
#4 Yoshikawa Tsutomu 6
#5 Imayoshi Mamoru 4
#6 Tomofuji Hirobumi 3
#7 Kaya Mikio 3
#8 Morinaga Hideo 3
#9 Hanada Hisaaki 3
#10 Tsukahara Keida 2

Latest patents

Publication Filing date Title
JP2019199354A Batch measuring and feeding device
JP2019047862A pot
JP2018184275A Multi-feeder
JP2015202930A Dew condensation prevention device in granular material discharge chute
JP2015081180A Constant feeding machine
JP2014218234A Carriage
JP2014159307A Granule constant amount feeder
JP2014084212A Volumetric feeder
JP2014024634A Discharge flow rate adjusting device in granular material feeder
JP2013253756A Gas feeding device in powder and granular material feeder
JP2013193836A Powder feeder
JP2012066211A Method for supplying material for powder and granular material supply machine, and powder and granular material supply machine
JP2011088643A Double structure container
JP2010241543A Powder supply device
JP2010126343A Material transfer device in powder and granular material feeder
JP2010068791A Door locking mechanism of livestock barn
JP2009263090A Powder and grain feeder
JP2009256026A Powder and grain feeder
JP2008161935A Method and equipment for manufacturing long component for automobile
JP2008296163A Solid-liquid separating apparatus for suspension water using flocculant