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HARUCHIKA SEIMITSU KK

Overview
  • Total Patents
    88
  • GoodIP Patent Rank
    198,484
  • Filing trend
    ⇩ 66.0%
About

HARUCHIKA SEIMITSU KK has a total of 88 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 1981. It filed its patents most often in Japan, Republic of Korea and China. Its main competitors in its focus markets machine tools, packaging and shipping and medical technology are HARUCHIKA CO LTD, ZHEJIANG CHARMING GIRL JEWELRY and TAKEGAWA TEKKO KK.

Patent filings in countries

World map showing HARUCHIKA SEIMITSU KKs patent filings in countries
# Country Total Patents
#1 Japan 75
#2 Republic of Korea 11
#3 China 1
#4 Hong Kong 1

Patent filings per year

Chart showing HARUCHIKA SEIMITSU KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kasuga Yoichi 44
#2 Kojima Hideo 25
#3 Sakai Atsumi 17
#4 Kasuga Yohichi 6
#5 Kasuga Youichi 4
#6 Nasuno Akio 2
#7 Katsuga Yoichi 1

Latest patents

Publication Filing date Title
JP2020094870A Thickness measuring method for spherical lens
JP2019000957A Lens polishing device and lens polishing method
JP2015042433A Oscillation mechanism and spherical core oscillation polishing machine
JP2014050900A Workpiece carrying device equipped with pallet fixing mechanism
JP2014039973A Work attaching/detaching method and processing and conveyance device for lens
JP2013056399A Method and device for polishing lens
JP2012045691A Work centering method of centering and edging machine
JP2011115872A Lens polishing device
JP2011093044A Rough grinding method for lens and lens rough grinding machine
KR20110005519A Lens centering method for lens centering machine
JP2010284764A Workpiece surface machining apparatus and multiple type workpiece surface machining apparatus
JP2010274395A Lens carrier and lens processing system
JP2010115767A Processing plate correction method of spherical lens polishing machine, processing plate correction tool and spherical lens polishing machine
JP2010105058A Lens centering and edging machine
JP2010076018A Lens holder for conveying and machining lens, and lens conveying and machining apparatus
JP2009248297A Tool shaft fixing device and grinding device
JP2009227362A Conveying and machining device for work
JP2009195997A Lens centering method of lens centration machine
JP2009051510A Lens conveying container
JP2009045708A Work transfer system