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TOKYO KYUEI KK

Overview
  • Total Patents
    83
About

TOKYO KYUEI KK has a total of 83 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, mechanical elements and engines, pumps and turbines are CHISTYAKOV ALEKSANDR A, TOMEC CORP and UNIV MALAYSIA PAHANG.

Patent filings in countries

World map showing TOKYO KYUEI KKs patent filings in countries
# Country Total Patents
#1 Japan 83

Patent filings per year

Chart showing TOKYO KYUEI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Iso Teru 18
#2 Tanaka Ryozo 16
#3 Kondo Isamu 10
#4 Honda Masayuki 8
#5 Miyajima Hiroyuki 8
#6 Morita Kenji 6
#7 Ninomiya Sayuko 4
#8 Mimura Hajime 4
#9 Adachi Yasuyuki 4
#10 Urakawa Tsuyoshi 4

Latest patents

Publication Filing date Title
JP2009060872A Method for treating water for breeding, device for treating water for breeding and system for breeding
JP2008297733A Chemical injection equipment for water intake
JP2007247394A Pipe laying method in subaqueous ground
JP2008263791A Method for growing bivalves and base material for improving bottom quality
JP2008175017A Sediment separating removing head
JP2007029933A Sediment improving material and sediment improving method
JP2005245208A Symbiotic base material and symbion each for seaweed such as thalassia hemprichii (ehrenb.) aschers or zostera marina l., and method for growing symbiotic group
JP2005210945A Coral larva-adhering base
JP2005205332A Method for treating fluorine-containing waste liquid
JP2004225482A Jellyfish intrusion preventive device
JP2004108118A Sea water exchanging method
JP2004073906A Jellyfish treatment method
JP2004049149A Apparatus for preventing coral-fixing substrate from bite damage
JP2003336484A Pipe laying method for subaqueous ground and excavating tip device used for pipe laying method
JP2003247250A Water intake tip device and deep water intake method by the same
JP2003211166A Electrolytic water treatment apparatus
JP2002326097A Waste water treatment equipment
JP2002242168A Straightened water intake
JP2002242160A Prefabricated type jelly-fish inflow preventing method and its device
JP2001152424A Sea water exchange device