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.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Electrical machinery and energy | |
#3 | Surface technology and coating | |
#4 | Machines |
# | 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 |
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 |