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TA YA CHAIN CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    197,442
  • Filing trend
    ⇩ 50.0%
About

TA YA CHAIN CO LTD has a total of 17 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1991. It filed its patents most often in Taiwan, China and United States. Its main competitors in its focus markets mechanical elements are USOV ARTEM STANISLAVOVICH, HANGZHOU KINGLAND TRANSMISSION INDUSTRY CO LTD and ZF GETRIEBE N V SINT TRUIDEN.

Patent filings in countries

World map showing TA YA CHAIN CO LTDs patent filings in countries
# Country Total Patents
#1 Taiwan 11
#2 China 4
#3 United States 2

Patent filings per year

Chart showing TA YA CHAIN CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

Top inventors

# Name Total Patents
#1 Wu Yan-Xiang 4
#2 Wu Hua-Tian 4
#3 Wu Yanxiang 2
#4 Wu Chung-Sha 1
#5 Yang Jingru 1
#6 Lin Hsien S 1
#7 Lin Ming T 1
#8 Wu Jing-Mei 1
#9 Wu Chen-Hua 1
#10 Wu Huatian 1

Latest patents

Publication Filing date Title
TWI675157B Chain having the performance of easy speed change for gear shifting when the chain wheels are in transmission and position change
CN109798326A Chain
TW201918649A Improved chain capable of reducing the overall volume of the chain while maintaining a specific structural strength, and simultaneously improving assembly efficiency and reducing assembly costs
TW201621184A Asymmetrical chain
CN105370801A Chain joint component
TW201434708A The inner chain plate and the chain unit including the inner chain plate
TW201408395A Flexible transmission member with lighting function
CN101353722A Heat treatment method of metal objects
TW200836974A Improved gearshift chain
CN1951594A Method for producing articulated chain
TWI271481B Connecting plate of the transmission chain
TWI264508B Connecting plate of a chain
TWI264507B Chain pin of a chain
TWI264506B Connecting plate of a chain
US7032983B2 Silent and reduced vibration chainwheel
TWI226417B Gear disc capable of sound insulation and vibration reduction
US5178585A Chain with easily adjustable number of links