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KAWASAKI CITY

Overview
  • Total Patents
    21
About

KAWASAKI CITY has a total of 21 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and materials and metallurgy are CHUO DENKI KOUGIYOU KK, CHINA HI MENT CORP and SHANDONG GUANGDA FERTILIZER INDUSTRY TECHNOLOGY CO LTD.

Patent filings in countries

World map showing KAWASAKI CITYs patent filings in countries
# Country Total Patents
#1 Japan 21

Patent filings per year

Chart showing KAWASAKI CITYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsubone Toshiaki 15
#2 Takechi Tatsuo 14
#3 Goi Masasue 11
#4 Baba Kei 10
#5 Miyata Jun 10
#6 Tanabe Masahisa 9
#7 Sawada Toyoshi 9
#8 Mizuno Kenichiro 4
#9 Tanokura Makoto 3
#10 Honma Takeshi 2

Latest patents

Publication Filing date Title
JP2015014151A Intrusion prevention mechanism of water channel
JP2004203641A Method of producing calcium phosphate from sludge incineration ash
JP2002276876A Joint of hose
JP2002276873A Joint of hose
JP2001322808A Manufacturing method of activated carbon from sludge
JP2001314892A Method for controlling denitrification apparatus of wastewater
JP2001314891A Method for controlling denitrification apparatus of wastewater
JP2001314889A Method for controlling biological removal of phosphorus from wastewater
JP2001198545A Treatment process of sludge incineration ash
JP2001038381A Method for removing phosphorus in waste water
JP2001038389A Method for removing nitrogen of waste water
JP2001038385A Structure of reaction vessel of waste water treatment device
JP2001038382A Method for removing phosphorus in waste water
JP2001038380A Method for removing phosphorus in waste water
JP2001038384A Method for removing nitrogen of waste water
JP2001038388A Method for removing nitrogen of waste water
JP2001038386A Structure of reaction vessel of waste water treatment device
JP2001038387A Method for removing nitrogen of waste water
JP2000072427A Production of active carbon by sludge
JPH11221597A Treatment of sludge