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WU QINFA

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    116,734
  • Filing trend
    ⇩ 33.0%
About

WU QINFA has a total of 15 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2015. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, environmental technology and mechanical elements are KIM JONG KEUN, PARK SEONG SOO and TIDALYS.

Patent filings in countries

World map showing WU QINFAs patent filings in countries
# Country Total Patents
#1 China 11
#2 WIPO (World Intellectual Property Organization) 4

Patent filings per year

Chart showing WU QINFAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Qinfa 13
#2 Wuqinfa 1

Latest patents

Publication Filing date Title
CN110319169A A kind of unidirectional power conversion equipment and the dynamical system with the device
CN108891548A A kind of self-balancing maritime vehicles
CN108458077A A kind of dynamic coupling device
CN106992533A A kind of voltage stabilization and frequency stabilization no-break power unit and the power supply method for realizing uninterrupted power source voltage stabilization and frequency stabilization
WO2018176587A1 One-way power conversion device provided with rocking-rotating shell and method for implementing one-way conversion of one-way power conversion device
CN107023623A It is a kind of to possess the unidirectional power conversion equipment for waving rotation housing and the method for realizing unidirectional power conversion
CN105952811A Brake locking type overrun clutch
CN105952599A Unidirectional conversion device and power system comprising same
CN105484959A One-way conversion device and power generation system adopting same
CN106368889A Counterweight-swinging power generation device
CN105156605A Power conversion device with swing rotation changed into unidirectional rotation