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KOYO KIKAI KOGYO

Overview
  • Total Patents
    44
About

KOYO KIKAI KOGYO has a total of 44 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets machine tools, mechanical elements and packaging and shipping are NAKAMURA TOME PREC INDUSTRY CO, OPTOTECH OPTIKMASCH GMBH and HAUSER HERMANN.

Patent filings in countries

World map showing KOYO KIKAI KOGYOs patent filings in countries
# Country Total Patents
#1 Japan 44

Patent filings per year

Chart showing KOYO KIKAI KOGYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Inokuchi Hisayoshi 9
#2 Iwata Hideyo 7
#3 Kunimatsu Hiroshi 4
#4 Ooyama Yoshihisa 3
#5 Sogabe Takeshi 2
#6 Shintani Masaru 2
#7 Anegawa Kazuhiro 2
#8 Hasegawa Tadashi 2
#9 Yoshimura Yasuo 2
#10 Nishino Takao 1

Latest patents

Publication Filing date Title
JPH01171745A Correcting device for position of grinding wheel of centerless grinder
JPH01170802A Outside diameter dimension measuring instrument for centerless grinding machine
JPS6416373A Feed-in position detecting method for dressing diamond of grinder
JPH01171744A Measuring device for outer diameter dimension of centerless grinder
JPH01167605A External diameter measuring instrument for centerless grinding machine
JPH01135453A Grinding on centerless grinder and grinding device
JPH01135456A One-surface grinding device of duplex head surface grinder
JPH01115560A Both side surface grinder
JPS6420962A Grinding method for grinder
JPS645757A Surface grinder and grinding wheel thereof
JPS6249020A Removing device for rotary shaft flange
JPS624558A Inclined centerless grinder
JPS624559A Vertical centerless grinder
JPS61257769A Grinding method using grinding machine
JPS6124822A Suppression of backlash of spline joint
JPS60123204A Index chuck for machine tool
JPS60118468A Automatic dimension correcting method for thermal displacement of grinder
JPS6029259A Backlash correcting method for positioning system
JPS59227359A Grinding on shoe-type grinder and apparatus thereof
JPS59214552A Grinding method and device shaft base cylindrical face in centerless grinder