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YAMAGATA KATSUYOSHI

Overview
  • Total Patents
    12
About

YAMAGATA KATSUYOSHI has a total of 12 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology and chemical engineering are ENERGY ENG KK, IR NI I K I KHIM MASH and BONDARENKO VLADIMIR A.

Patent filings in countries

World map showing YAMAGATA KATSUYOSHIs patent filings in countries

Patent filings per year

Chart showing YAMAGATA KATSUYOSHIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yamagata Katsuyoshi 10
#2 Izumi Katsuyoshi 1
#3 Kaneda Yusuke 1

Latest patents

Publication Filing date Title
JP2011089674A Method of enhancing flame of combustion burner
JP2008212892A Water quality improvement method and apparatus
JP2003155962A Fluid path joint structure
JP2000000472A Production of liquid hydrocarbon fuel catalyst
JPH0932664A Dissimilar mineral mixed body for liquid activation
JPH0889792A Ir radiating solid material for hydrogen bonding reaction by using mixture powder of coal and quartz and its production
JPH0821320A Electron activation method by coal and appended device therefor
JPH07331253A Production of reformed petroleum fuel by wavelength of coal
JPH07332176A Combusting method for liquid hydrocarbon by electromagnetic wave of carbonaceous mineral
JPH07194994A Separating apparatus for water treatment