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LIU WEN-HAO

Overview
  • Total Patents
    23
About

LIU WEN-HAO has a total of 23 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States. Its main competitors in its focus markets engines, pumps and turbines, electrical machinery and energy and mechanical elements are YOSHIDA YUSUKE, PEDROLLO SPA and ACE TURBO CO LTD.

Patent filings in countries

World map showing LIU WEN-HAOs patent filings in countries
# Country Total Patents
#1 United States 23

Patent filings per year

Chart showing LIU WEN-HAOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Wen-Hao 23
#2 Yin Guan-Chen 3
#3 Chou Chu-Hsien 2
#4 Yu Shou-Te 2
#5 Ho Bing-Tsang 2
#6 Chang Bor-Haw 2
#7 Lin Hsu-Jung 1

Latest patents

Publication Filing date Title
US2013334184A1 Rotor balance device for laser removal and method thereof
US2013315723A1 Ring-type fan and impeller structure thereof
US2013309064A1 Fan with integrated vibration absorbing structure
US2013195622A1 Anti-vibration serial fan structure
US2013187484A1 Motor stator with heat dissipation structure
US2013121840A1 Frame assembly of ring-type fan with pressure-releasing function
US2013121822A1 Anti-relief fan frame body structure
US2013121829A1 Bearing/stator set retainer structure
US2012313469A1 Waterproof and salt spray-resistant fan motor structure
US2012219419A1 Round axial fan with balancing structure
US2012171024A1 Bearing holding structure and fan module using same
US2012170882A1 Fan bearing retaining structure
US2012121410A1 Round axial fan with balancing structure
US2008181772A1 Conductive device for cooling fan with luminous figures
US2008180938A1 Cooling fan capable of showing luminous figures
US2007253820A1 Adjustable device for balancing a fan
US2007242430A1 Fan frame device
US2007231142A1 Fan frame structure
US2007114857A1 Rotor device
US2006274280A1 Heat radiation device capable of resisting light leakage