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CHANG TSANG-MING

Overview
  • Total Patents
    12
About

CHANG TSANG-MING has a total of 12 patent applications. Its first patent ever was published in 2006. It filed its patents most often in United States. Its main competitors in its focus markets environmental technology, electrical machinery and energy and surface technology and coating are BDF IP HOLDINGS LTD, HYTEON INC and AHN CHANG-BUM.

Patent filings in countries

World map showing CHANG TSANG-MINGs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing CHANG TSANG-MINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Tsang-Ming 12
#2 Huang Wei-Li 5
#3 Pan Chun-Wei 4
#4 Chen Chien-An 4
#5 Chuang Wen Jui 3
#6 Kao Chih-Jung 3
#7 Shen Ko-Chen 2
#8 Kuan Yean-Der 2
#9 Kao Chih Jung 1
#10 Kao Chihi-Jung 1

Latest patents

Publication Filing date Title
US2010164301A1 Portable electronic device and adapter thereof
US2008160350A1 Fuel can structure
US2008057377A1 Uniform flow channel board for fuel cell
US2008209991A1 Fuel tank device capable of detecting consistency
US2007231668A1 Fuel cell device
US2007172717A1 Fuel cell device
US2007128496A1 Cathode fuel channel structure for fuel cell
US2008020258A1 Current collection board for fuel cell
US2007235144A1 Thermopressing device for fabricating a fuel cell