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KYOKUEI KENMA CO LTD

Overview
  • Total Patents
    13
About

KYOKUEI KENMA CO LTD has a total of 13 patent applications. Its first patent ever was published in 2002. It filed its patents most often in Japan. Its main competitors in its focus markets machine tools and machines are HU YIKUAN, QINGDAO GAOCE TECH CO LTD and GUIZHOU WANSHAN DC DANYUAN CINNABAR CRAFTS CO LTD.

Patent filings in countries

World map showing KYOKUEI KENMA CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing KYOKUEI KENMA CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Hirabayashi Toshihiko 12
#2 Aono Arimoto 3
#3 Nagai Kenzo 2
#4 Hirabayashi Yasuo 1
#5 Nakayama Masahiko 1
#6 Honda Keiji 1
#7 Takahashi Shuzo 1

Latest patents

Publication Filing date Title
JP2011088245A Drilling machine
JP2011078621A Condition presenting device
JP2011031508A Method of grinding hard brittle material
JP2008266036A Hard brittle material sheet
JP2008265017A Boring drill
JP2008155310A Non-core drill, and grinding method using the same
JP2007197247A Mirror finishing device for doughnut-like substrate and method therefor
JP2007105832A Polishing device for toroidal substrate
JP2007075939A Drilling machine
JP2005324304A Stepped hole-forming drill
JP2005324266A Twist drill for forming stepped hole
JP2005199619A Drill for forming stepped hole
JP2003145399A Mirror chamfering method for chamfered portion of disc semiconductor wafer