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HSIEH CHUNG-HSIEN

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    171,988
About

HSIEH CHUNG-HSIEN has a total of 23 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States, Taiwan and Hong Kong. Its main competitors in its focus markets civil engineering, mechanical elements and machines are NEUKIRCHEN W U H GMBH CO KG, ASSA ABLOY ENTRANCE SYSTEMS AB and RIEXINGER TUERENWERK.

Patent filings in countries

World map showing HSIEH CHUNG-HSIENs patent filings in countries
# Country Total Patents
#1 United States 19
#2 Taiwan 2
#3 Hong Kong 1
#4 Singapore 1

Patent filings per year

Chart showing HSIEH CHUNG-HSIENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hsieh Chung-Hsien 23

Latest patents

Publication Filing date Title
US2018035475A1 Door operator with a wireless setup function and a method for establishing a wireless communication of the door operator
US2016090771A1 Cylinder Type Door Operator
US2016024835A1 Direction switchable ratchet device for door operator
US2016090772A1 Door operator system capable of detecting a current-time position of a movable barrier
US2014342864A1 Chain drum locking mechanism for manual rolling door operator
US2014332172A1 Door curtain anti-dropping device for electric rolling door
TW201514371A Unidirectional eccentric mechanism of door machine
US2014060754A1 Door machine mechanism for rolling door having functions of fireproof, smokeproof, and fire escape
US2013247469A1 Composite pull-chain disc mechanism with brake function and electric door operator incorporated with this mechanism
US2013048440A1 Brake release device attached to a door machine
TW201305426A Door machine mechanism of fire door
US2012061035A1 Limit mechanism of upper stop level and lower stop level for rolling door
US2012024484A1 Door operator of fireproof door
US2008197792A1 Door opener error-start prevention device
US2008185469A1 Governor device for door
US7293805B1 Safety door central release device
US2007278053A1 Double-sided door braking equipment for a operator
US7161100B1 Limit switch mechanism for door opening
US2007056867A1 Pulling chain storage device of a scrolling door machine
US2006124249A1 Failsafe door closing device of a fire proof rolling door