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MARSIMA AQUA SYSTEM CORP

Overview
  • Total Patents
    245
  • GoodIP Patent Rank
    142,227
  • Filing trend
    ⇩ 100.0%
About

MARSIMA AQUA SYSTEM CORP has a total of 245 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1989. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, chemical engineering and machine tools are SAKURAI SHIGEO, NOMURA KOZO and CHUNLEI XU.

Patent filings in countries

World map showing MARSIMA AQUA SYSTEM CORPs patent filings in countries
# Country Total Patents
#1 Japan 245

Patent filings per year

Chart showing MARSIMA AQUA SYSTEM CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Handa Hideaki 49
#2 Ito Tadao 36
#3 Yanobu Takaya 32
#4 Fujimura Kimito 28
#5 Narumi Tetsuo 23
#6 Nishino Akira 21
#7 Takeo Keizo 20
#8 Matsuoka Haruhiko 19
#9 Yamagishi Masataka 17
#10 Uemori Yasuji 17

Latest patents

Publication Filing date Title
JP2019214935A Driving mechanism
JP2020186589A Gate device
JP2020159018A Pump gate
JP2019044420A Flap gate
JP2018204351A Bag body for lifting gate and manufacturing method of the same
JP2018178504A Sink-and-float type fence and sink-and-float type fence system
JP2018040129A Tide gate and drive mechanism
JP2017217618A Solid-liquid separator
JP2017023924A Surface layer water-intake circulation device
JP2016069810A Tide gate driven to close with spring
JP2016037757A Temporary coffering facility for repairing flood spillway gate of dam body
JP2016011553A Rotary dust collector
JP2015105566A Flap gate
JP2015086508A Flap gate
JP2015029956A Multistage air diffusion apparatus
JP2014054616A Installation method of aerator
JP2014205119A Sedimentary sand separation apparatus
JP2014125762A Tide gate
JP2014043710A Master-slave flap gate
JP2014042862A Strainer with self-cleaning function