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YU JIWEI

Overview
  • Total Patents
    17
About

YU JIWEI has a total of 17 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets mechanical elements and civil engineering are WOODHOUSE THOMAS WILFRED, JIWEI YU and OLOF LUNDBERG.

Patent filings in countries

World map showing YU JIWEIs patent filings in countries

Patent filings per year

Chart showing YU JIWEIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yu Jiwei 17
#2 Wu Zekun 3
#3 Su Guiyang 2
#4 Chen Yifan 2

Latest patents

Publication Filing date Title
CN103437411A Toilet mounting flange
CN103437412A Antiseep flange and closestool installation method
CN102979150A Water drain valve with fractional drainage
CN102979151A Drain valve opening easily
CN102979153A Labor saving drain valve
CN102979152A Fractional opening water drainage valve
CN102995733A Toilet with smooth water diversion platform
CN102995730A Toilet with smooth water diversion platform
CN102561485A Parallel connection type double valve device, toilet bowl and water saving method
CN102400493A Siphon pedestal pan without water ring
CN102400492A Pedestal pan without water ring
CN102392480A Cleaning injection water-saving valve
CN102409734A Water-saving device
CN102383484A Injection water-saving valve
CN102108726A Flush toilet and water saving device thereof