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YOSHIKAWA HIDEO

Overview
  • Total Patents
    38
  • GoodIP Patent Rank
    194,214
About

YOSHIKAWA HIDEO has a total of 38 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan, EPO (European Patent Office) and Belgium. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and chemical engineering are MAUS WOLFGANG, HODGSON JAN and EMITEC GES EMISSIONSTECHNOLOGIE MBH.

Patent filings in countries

World map showing YOSHIKAWA HIDEOs patent filings in countries
# Country Total Patents
#1 Japan 35
#2 EPO (European Patent Office) 2
#3 Belgium 1

Patent filings per year

Chart showing YOSHIKAWA HIDEOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshikawa Hideo 38
#2 Tateuchi Katsuyoshi 5
#3 Ikeda Takashi 2
#4 Ishikawa Hiromi 2
#5 Inoue Koji 2
#6 Koga Yoshinori 2
#7 Endo Yoshiharu 1
#8 Miyamoto Fumio 1
#9 Takeuchi Katsuyoshi 1
#10 Nishio Takaaki 1

Latest patents

Publication Filing date Title
JP2020202888A Detachable handle tool of bowl
JP2020189904A Solid soap with storage space
JP2019201787A Beauty instrument
JP2019202447A Writing instrument
JP2017030908A Tape cutter
JP2015077161A Massage device and massage program
JP2006301945A Method and device for supporting application for public medical expenses assistance
JP2000130273A Gas purifying device and intake/exhaust device for engine using it
JP2000064818A Exhaust emission control device
JPH11303914A Friction brake device
JPH11262763A Sewage purifying method
JPH09195857A Exhaust emission control device and exhaust emission control method for gasoline engine
JPH09195858A Exhaust emission control device and exhaust emission control method for diesel engine
JPH08260942A Emission control device
JPH08261070A Combustion engine
JPH0893443A Soot, nitrogen oxides, and hc eliminating and noise reducing device
JPH0861033A Lubricating oil cleaning device in internal combustion engine
EP0626505A2 Muffling and denitrating apparatus and modified carbon fibers or particles therefor
EP0627263A1 Contaminated air purifying apparatus
JPH07118679A Lube oil for hoisting machine of elevator or the like