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YAMAMOTO IWAO

Overview
  • Total Patents
    16
About

YAMAMOTO IWAO has a total of 16 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan and Germany. Its main competitors in its focus markets electrical machinery and energy and computer technology are FUKAI KOJI, PEŁKA RADOSŁAW and FR DES BOUGIES POGNON SOC.

Patent filings in countries

World map showing YAMAMOTO IWAOs patent filings in countries
# Country Total Patents
#1 Japan 15
#2 Germany 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Yamamoto Iwao 16
#2 Ota Kazuchika 5
#3 Matsuda Misao 1

Latest patents

Publication Filing date Title
JP2001046573A Trainer for skiing and snowboarding
JPH06344284A Fluid type object grasping device
JPH06263762A Phynylporphyrin compound
JPH06114779A Fluid type grasping device
JPH04182486A Octakis(dialkoxyphenyl)phthalocyanine-based compound and transition metal complex thereof
JPH04182485A Octakis(alkoxyphenyl)phthalocyanine-based compound and transition metal complex thereof
JPH04120080A Tetraphenylporphyrin-based compound
JPH02292252A Dithiolene nickel complex
JPS6474302A Fluid type force/displacement converter
JPS62148181A Fluid type gripper
JPS62101903A Fluid logic device
JPS60215113A Hydraulic logic element
JPS58134797A Happy-putt
JPS54155820A Talking microphone
JPS5327388A Automotive front stop lamp