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YOSHIDA ISAO

Overview
  • Total Patents
    33
About

YOSHIDA ISAO has a total of 33 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry, optics and engines, pumps and turbines are XUZHOU B&C CHEMICAL CO LTD, ECHIGO MASATOSHI and YAMAGUCHI SHUHEI.

Patent filings in countries

World map showing YOSHIDA ISAOs patent filings in countries

Patent filings per year

Chart showing YOSHIDA ISAOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshida Isao 32
#2 Ichikawa Koji 3
#3 Harada Yukako 1
#4 Hashizume Keiichi 1
#5 Muto Masayuki 1
#6 Doi Yoichi 1
#7 Ito Michio 1
#8 Ando Nobuo 1
#9 Inoue Taro 1
#10 Shibuya Masao 1

Latest patents

Publication Filing date Title
JP2008229442A Dust remover for substrate
JP2008184869A Reinforcement spacer
JP2008140999A Transferring device of printed-circuit board
JP2008130650A Cutter for printed board
JP2007288005A Finishing machine for printed circuit board
JP2006176980A Door device of airtight vessel
JP2006130628A Cutter of plate material
JP2004358576A Grroving device for printed circuit board
JP2004136603A Marking apparatus for plate material and controller therefor
JP2003340779A Height adjusting apparatus of rotary cutter for plate finishing machine
JP2003159625A Machining device for terminal part of printed board
JP2002166394A Groove processing device for plate and control device therefor
JP2001341025A Corner finishing machine for plate material and its controller
JP2001299897A Method and device for cleaning indoor air utilizing chemical element conversion material
JP2001340025A Plant component regulator and foliage spraying agent for plant
JP2000343313A Grooving machine for plate material
JPH11347987A Edged tool positioning device of plate working machine
JPH11166456A Method and device for fuel improvement
JPH10260299A Chemical element conversion substance, nitrogen converter employing it and combustion improving unit
JPH0824001A Footwear