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TUNG YU O A CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    225,250
  • Filing trend
    ⇩ 100.0%
About

TUNG YU O A CO LTD has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2004. It filed its patents most often in Taiwan, China and United States. Its main competitors in its focus markets furniture and games and transport are ZHANG CONGHUI, ZHEJIANG KAIDI FURNITURE CO LTD and YOUNGFLEX SA.

Patent filings in countries

World map showing TUNG YU O A CO LTDs patent filings in countries
# Country Total Patents
#1 Taiwan 9
#2 China 2
#3 United States 2
#4 United Kingdom 1

Patent filings per year

Chart showing TUNG YU O A CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Lin Yu-Hong 9
#2 Hong Lin Yu 2
#3 Lin Yuhong 1
#4 Lin Yu-Hung 1
#5 Yuhong Lin 1

Latest patents

Publication Filing date Title
US10155455B1 Combining structure between seat body and seat chassis of chair
TWI640278B Combination structure between seat cushion and chassis comprising an embedded sliding portion that is installed on a chassis and can slide into a guiding groove to be stopped by a stopping portion to complete a simple assembly work between the chassis and a seat cushion
CN104706057A Rapid assembly structure between office chair seat cushion base plate and pedestal unit
TW201521640A Quick assembly structure between cushion chassis and base unit of office chair
CN101548824A Chair-back adjusting device
TW200940005A Chair backrest adjustment device
TWI274566B A fixture of inclination of office chair
TWI259068B Chair base capable of sliding
TW200628099A Chair seat with slipping function
TWI233343B Control apparatus for easily controlling supinely lying angle of the back of a chair
TWI245612B Control device having foldable operation shaft
US6921134B1 Apparatus for adjusting inclination of chair backs