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NONAKA RIYOUICHI

Overview
  • Total Patents
    12
About

NONAKA RIYOUICHI has a total of 12 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, civil engineering and transport are HOKUSHIYOU CEMENT KOGYOSHO KK, PADEI KENKYUSHO KK and SUZUEI KK.

Patent filings in countries

World map showing NONAKA RIYOUICHIs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing NONAKA RIYOUICHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nonaka Riyouichi 12

Latest patents

Publication Filing date Title
JPS59209742A Transfer unit
JPS58199282A Waterline controller for floating body
JPS58191685A Adjusting device of draft of floating body
JPS58117112A Lapping of floating breakwaters
JPS57184107A Floating breakwater dam
JPS57178014A Floating wave dissipating bank
JPS57178013A Floating wave dissipating bank
JPS57169117A Floating breakwater
JPS56100911A Floating wave dissipater
JPS5689609A Wave dissipation float composed of longitudinal plate and transverse plate
JPS5681703A Wave dissipation floating body utilizing air pressure
JPS5622808A Floating board type wave dissipating jetty