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TOYO CLEAN KAGAKU KK

Overview
  • Total Patents
    13
About

TOYO CLEAN KAGAKU KK has a total of 13 patent applications. Its first patent ever was published in 1987. It filed its patents most often in Japan and Taiwan. Its main competitors in its focus markets environmental technology and chemical engineering are JINAN WATER AND WASTE WATER MONITORING CT, TSUCHIYA MINORU and BEIJING KEJINGYUAN TECHNOLOGY CO LTD.

Patent filings in countries

World map showing TOYO CLEAN KAGAKU KKs patent filings in countries
# Country Total Patents
#1 Japan 12
#2 Taiwan 1

Patent filings per year

Chart showing TOYO CLEAN KAGAKU KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yamamoto Seiichi 6
#2 Watanabe Susumu 6
#3 Ochi Akihiro 6
#4 Muto Kiyoshi 4
#5 Harada Saburo 3
#6 Hara Taro 3
#7 Ogawa Yasumasa 2
#8 Watanabe Atsushi 2
#9 Fujimura Masato 1
#10 Inaba Takeshi 1

Latest patents

Publication Filing date Title
JP2003236591A Aerobic medium and high temperature fermentation treatment of sludge
JP2003190993A Biological treatment for sludge
JP2001220275A Method and apparatus for producing raw material for liquid fertilizer from garbage
JP2001038395A Deodorizing method of sludge dewatering cake and deodorant for sludge dewatering cake
JPH11290895A Method for deodorizing sludge dehydrated cake and deodorant for sludge dehydrated cake
JPH11228264A Apparatus for treating organic material containing waste liquor
JPH11116368A Treatment of organic material-containing waste liquor and apparatus therefor
JPH07171597A Deodorizing method
JPH0768295A Deodorization method
JPH06277699A Aerobic medium and high temperature fermentation treatment of sludge
JPH0687000A Method for treating sludge
JPH01111413A Separation of admixture contained in excretion or sewage and treatment equipment thereof