Learn more

WANG CHING-CHUAN

Overview
  • Total Patents
    12
About

WANG CHING-CHUAN has a total of 12 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States and Taiwan. Its main competitors in its focus markets electrical machinery and energy, medical technology and control are CHEM E WATT CORP, BUCK ABTON ALBERT and ITO TADAO.

Patent filings in countries

World map showing WANG CHING-CHUANs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Taiwan 1

Patent filings per year

Chart showing WANG CHING-CHUANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Ching-Chuan 12

Latest patents

Publication Filing date Title
US2013296979A1 Combinational hot compress device
US2013264329A1 Temperature control circuit for two heating devices
US2013186882A1 Temperature control method for a heating line
US2013168380A1 Heating structure and method for preventing the overheat of heating line
TW201249244A Safety control structure for heater wire
US2011204040A1 Temperature-control circuit of a heating line and a temperature-control method thereof
US2010270295A1 Scopes heating device
US2009308375A1 Triggering plate of a chemical heating pack
US2008083734A1 Method and circuit for preventing over-heat of heat-generating device
US2005230084A1 Thermo chromic heat storing/releasing device