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YAMAMOTO JIYUNJI

Overview
  • Total Patents
    37
About

YAMAMOTO JIYUNJI has a total of 37 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 YAMAUCHI KOSAKU, MAOSHENG WU and GAO ZHONGMIN.

Patent filings in countries

World map showing YAMAMOTO JIYUNJIs patent filings in countries
# Country Total Patents
#1 Japan 37

Patent filings per year

Chart showing YAMAMOTO JIYUNJIs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yamamoto Jiyunji 35
#2 Yamamoto Akitoshi 2

Latest patents

Publication Filing date Title
JPS58127666A Magic mask
JPS551230A Apparatus for allowing a ship body to rise to the sea surface by means of self-operating force
JPS54161701A Immovable rest device that float land to midair on water from underwater portion
JPS54157988A Travelling flying device that float hull by selffmotion force and let hull travel on water near surface
JPS54115897A Floating propelling motorboat that apply leg frame inner chamber and leg base outer blade lower portion of ship
JPS54100854A Preparation of inner bag united shoes that its shell in plastic can resist heat
JPS5497833A Method of igniting or extinguishing flame for auxiliary heat to burn coal
JPS5478286A Method of either entirely stopping drops from mouth of liquid container or entirely allowing said drops to go down
JPS5472802A Mechanism relating to car wheel steadily moving in the air and auxiliary wheel both driven by engine
JPS5475313A Method of seeding to growing proper useble for rice and nursery rice plant
JPS5465651A Method of making shoes appropriate for certain place
JPS5455999A Operation of strengthening selffdefense war potential related to display of property of aircraft
JPS5454753A Method of producing shoe
JPS5452202A Fuel combustion mechanism in cylinder of internal combustion engine for hollow heat insulation
JPS5435013A Forming method for planting surface on soil by planting equipment for rice plant distributed on paddy field
JPS5415811A Row arranging seeding method for rice seed
JPS53127116A Transpanting method for nursery rice plant grown on tray to paddy field
JPS53126733A Class room combined with upper floor
JPS53111998A Rescue vehicle on water
JPS5336885A Method for combined underwater rescue and land autoovehicle