Learn more

MARUYAMA MASUO

Overview
  • Total Patents
    16
About

MARUYAMA MASUO has a total of 16 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are HOLUB HENNADII ANATOLIIOVYCH, TAICANG LINJIANG FARM SPECIALIZED COOPERATIVES and MO NI I PROEKTNO IZYSKATELSKIJ.

Patent filings in countries

World map showing MARUYAMA MASUOs patent filings in countries
# Country Total Patents
#1 Japan 16

Patent filings per year

Chart showing MARUYAMA MASUOs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Maruyama Masuo 15
#2 Shibaoka Daisuke 1
#3 Kirimura Yukihide 1
#4 Fukunaga Chika 1
#5 Ishii Akira 1

Latest patents

Publication Filing date Title
JP2011000530A Water quality improvement device
JP2007182259A Shrimp package, shrimp package case and method for distributing shrimp using shrimp package
JP2008086740A Deep-drying fire inhibition pot
JP2007222590A Chair for use in living room
JP2006239385A Infant box with walker
JP2006231017A Foldable kitchen knife
JP2006231013A Edge substitutable kitchen knife
JP2006231014A Scissors cover with cutter
JP2006223822A Cutting kitchen knife by pushing down
JP2006181330A Triangularly-corrugated plate fish grill
JP2006181314A Toothbrush with dental tool
JP2006167391A Insole having pump
JP2006051009A Float with fishbait basket
JPH10304789A Bottom sand for culturing fish and shells, fish and shells culturing/rearing pipe using this and culturing device connecting many of the pipes
JPS55145277A Modular basement
JPS55129069A Electric treatment instrument