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KATAYAMA YUKUO

Overview
  • Total Patents
    23
About

KATAYAMA YUKUO has a total of 23 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan, EPO (European Patent Office) and Australia. Its main competitors in its focus markets basic materials chemistry, environmental technology and thermal processes are CALDERON SYNGAS COMPANY, WEBER ANNELER HANS and CHOREN IND GMBH.

Patent filings per year

Chart showing KATAYAMA YUKUOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Katayama Yukuo 23
#2 Miura Koichi 1
#3 Chiba Tadatoshi 1

Latest patents

Publication Filing date Title
JP2009155659A Method for coal gasification
EP1790619A1 Method for dewatering water-containing combustible solid
AU2003289032A1 Method of feeding mixture containing combustible solid and water
JP2002155288A Method for coal gasification
JP2001316681A Process for gasification of coal
JP2001220584A Modification of coke oven gas and process for recovering sensible heat
JPS60235659A Production of deashed coal
JPS60188495A Production of deashed coal