Learn more

OJIMA MASARU

Overview
  • Total Patents
    13
About

OJIMA MASARU has a total of 13 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are VSEROSSIJSKIJ NI SKIJ I O, LIHUA MIAO and OHASHI KK.

Patent filings in countries

World map showing OJIMA MASARUs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing OJIMA MASARUs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Ojima Masaru 13
#2 Togashi Masakazu 1

Latest patents

Publication Filing date Title
JPS57134373A Bicycle
JPS5688706A Soil filling and seeding device
JPS55138313A Soil collecting machine
JPS55127167A Irrigation and heating apparatus for vinyl house and nozzle thereof
JPS55122910A Device for forming underdrainage and disposing of straw
JPS55119579A Vehicle
JPS5491410A Element for seeding
JPS52107909A Bed soil leveling and seeding apparatus
JPS5261514A Bed soil leveling * seeding and covering apparatus for paper pot
JPS5261513A Bed soil leveling * seeding and covering apparatus
JPS5255912A Bed soil leveling and seeding apparatus
JPS5120162A Sakudokiniokeru senbetsusochi