CHANG CHIA-JUNG has a total of 11 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States, Taiwan and Japan. Its main competitors in its focus markets electrical machinery and energy, chemical engineering and audio-visual technology are ISHII TOSHIYUKI, MEYERHOFER ALBERT FRITZ and YUUSHIN ENG KK.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 8 | |
#2 | Taiwan | 2 | |
#3 | Japan | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Chemical engineering | |
#3 | Audio-visual technology | |
#4 | Telecommunications | |
#5 | Optics | |
#6 | Medical technology | |
#7 | Surface technology and coating | |
#8 | Engines, pumps and turbines | |
#9 | Transport |
# | Technology | |
---|---|---|
#1 | Electric motor controls | |
#2 | Transmission systems | |
#3 | Cleaning | |
#4 | Diagnosis and surgery | |
#5 | Chemical or physical processes | |
#6 | Vehicle parts | |
#7 | Layered products | |
#8 | Television | |
#9 | Nonlinear optics | |
#10 | Energy from radioactive sources |
# | Name | Total Patents |
---|---|---|
#1 | Chang Chia-Jung | 11 |
#2 | Shen Lie-Hang | 3 |
#3 | Liao Mei-Hsiu | 3 |
#4 | Chang Wei-Line | 2 |
#5 | Yang An-Shoei | 1 |
#6 | Chen Chung-Li | 1 |
#7 | Chou Wei-Kang | 1 |
Publication | Filing date | Title |
---|---|---|
US2014072482A1 | Automated synthesis system for iodine-123-ibzm nuclear medicine | |
US2013061881A1 | Method of improving purity and yield of chemical product in automatic radioactive medicine synthesis system | |
US2013043818A1 | Soft-switching control circuit for DC motor | |
US2013009573A1 | Lock protection and standby mode control circuit of motor driving apparatus | |
US2012207570A1 | Automatic Apparatus for Feeding and Measuring Radioactive Medicine | |
US2009059403A1 | Vehicle Detection and Alert System with Blind Spot Elimination Function | |
US2009116098A1 | Device for adjusting the tint of glass | |
US2006262231A1 | Television remote control system | |
JP2006288919A | Study camcorder exclusively used for golf | |
TW200625945A | Television remote control system | |
TWI252771B | Portable golf camcorder |