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HUANG CHIEN-YUNG

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    227,575
About

HUANG CHIEN-YUNG has a total of 13 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 machines, civil engineering and consumer goods are KNOLLAN LTD, TRINE ACCESS TECHNOLOGY INC and PEERLESS HANDCUFF COMPANY.

Patent filings in countries

World map showing HUANG CHIEN-YUNGs patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing HUANG CHIEN-YUNGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Huang Chien-Yung 13

Latest patents

Publication Filing date Title
US2014352370A1 Combination-identifiable padlock
US2011041570A1 Two-way opened padlock
US2011023563A1 Two-way opened padlock
US2009120141A1 Dual changeable combination lock
US2009064732A1 Two-way opened padlock
US2009031764A1 Padlock having an indicator
US2008156045A1 Two-way opened strap lock with an indication
US2007251282A1 Dial for a combination lock
US2007214853A1 Suitcase lock with indicator that can be opened either by setting a combination or by a key
US2007193316A1 Suitcase lock that can be opened either by setting a combination or by a key
US2007144227A1 Dual action lock for keys
US2007113607A1 Indicator of a keylock
US2006090526A1 Error-proofing combination padlock