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OIKAWA AKIO

Overview
  • Total Patents
    22
About

OIKAWA AKIO has a total of 22 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering and environmental technology are PONTAROLO VALERIO, LEFTMINSTER PTY LTD and GRADIENT INSULATIONS UK LTD.

Patent filings in countries

World map showing OIKAWA AKIOs patent filings in countries

Patent filings per year

Chart showing OIKAWA AKIOs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Oikawa Akio 22

Latest patents

Publication Filing date Title
WO9105922A1 Flashing for building
JPH04102647A Guide plate for flashing of building
JPH0418252A Guide plate for pouring port
JPH03289448A Teapot-shaped vessel
JPH03226458A Container having liquid drip preventing spout
JPH0384147A Back board for building
JPH0384146A Back board for building
JPH02292435A Back board for building
JPH02225763A Hollow tube with back board for building with bar-like drain on front end of waterway
JPH01244044A Splash board for building
JPH01159556A Hood with flashing for building
JPS6438548A Ventilation cylinder
JPS63236838A Water return for building
JPS63315765A Multipurpose pipe for building
JPS6226097A Air mixing type washing machine
JPS625399A Air mixing type washing machine
JPS625398A Washing machine
JPS61131794A Washing assist method
JPS60126484A Wide decorative frame for exterior
JPS6092585A Wide decorative frame for exterior