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KYORITSU SEIKI CORP

Overview
  • Total Patents
    110
  • GoodIP Patent Rank
    171,145
  • Filing trend
    ⇩ 50.0%
About

KYORITSU SEIKI CORP has a total of 110 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1971. It filed its patents most often in Japan, Germany and United States. Its main competitors in its focus markets machine tools, machines and packaging and shipping are STAMA STARK MASCHF GOTTHILF, EUNIPP AG and JONES WILLIAM O M.

Patent filings in countries

World map showing KYORITSU SEIKI CORPs patent filings in countries

Patent filings per year

Chart showing KYORITSU SEIKI CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Abe Hitoshi 35
#2 Yoshizawa Mutsumi 19
#3 Kojima Sadao 13
#4 Numao Michio 11
#5 Ishizaki Fumio 10
#6 Okada Masahiro 9
#7 Otani Masao 6
#8 Uchiki Hisao 6
#9 Tomura Keiji 6
#10 Uryu Atsuo 6

Latest patents

Publication Filing date Title
JP2020082280A Device and method for measuring tool shape in tool presetter
JP2019188482A Tool shape measurement device of tool presetter and measurement method
JP2019034346A Tool holder and tap oil supply unit
JP2019030952A Composite processing machine and work stock holder
JP2019013998A Workpiece processing system and shape data acquisition device for grindstone
JP2018202502A Work-piece transporting method and transport device in oscar polishing machine
JP2017176990A Agitation defoaming machine
JP2017124460A Method and apparatus for continuously processing non-spherical shape of workpiece by cup shaped grind stone
JP2016083723A Collision prevention device in tool presetter
JP2014213408A Cleaning device in tool attachment device
JP2014046367A Loading device for lens processing device
JP2014046366A Lens processing device
JP2013126702A Positioning device for tool holder in machine tool
JP2013103281A Runout adjusting device of tool holder and runout adjusting method of the same
JP2012179703A Lens holder to be used in lens machining device
JP2011224668A Lens grinding method equipped with grinding wheel automatic exchanging device, and lens grinding device thereof
JP2011224669A Lens processing device
JP2008194771A Method and device for grinding lens sphere
JP2008036749A Automatic swivelling device of angular head in machine tool
JP2007182913A Ball stud