Learn more

HSIEH CHUNG HSIEN

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    115,435
  • Filing trend
    ⇧ 50.0%
About

HSIEH CHUNG HSIEN has a total of 25 patent applications. It increased the IP activity by 50.0%. Its first patent ever was published in 2004. It filed its patents most often in United States, Australia and Singapore. Its main competitors in its focus markets civil engineering, mechanical elements and machines are RIEXINGER GUSTAV, BUBENDORFF SOCIÉTÉ ANONYME and MEISSNER GMBH TORANLAGEN.

Patent filings in countries

World map showing HSIEH CHUNG HSIENs patent filings in countries
# Country Total Patents
#1 United States 16
#2 Australia 3
#3 Singapore 3
#4 Taiwan 2
#5 Japan 1

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Hsieh Chung Hsien 16
#2 Hsieh Chung-Hsien 9

Latest patents

Publication Filing date Title
SG10201913390XA Device for releasing and resetting a fire and smoke barrier
US2020080360A1 Control system for fire door and a door operator having the same
US2020080373A1 Door operator with high-speed operation and fire escape functions
US2019112874A1 Door curtain anti-dropping device having latching pin locking mechanism
US2019112875A1 Door curtain anti-dropping device having latching pin locking mechanism
US2018094482A1 Device and method for controlling speed of rolling door
US2017089134A1 Door operator having lock mechanism
US2014318719A1 Machine mechanism of a rolling door operator
US2013074409A1 Door machine having chain disk locking mechanism
US2010132505A1 Integrated brake and chain disk assembly for door operator
US2008244977A1 Active brake release device driven by a second motor and attached to the exterior of a door controller
US2008016977A1 Active brake release device attached to the exterior of a door controller
US2006124250A1 Engaging/disengaging fail-safe door closing device for rolling fire door and door machine having same
US7055283B2 Control system for door opener