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ADDTEK CORP

Overview
  • Total Patents
    22
About

ADDTEK CORP has a total of 22 patent applications. Its first patent ever was published in 2004. It filed its patents most often in Taiwan, United States and China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and audio-visual technology are IML INT, SHENZHEN SUNMOON MICROELECTRONICS CO LTD and ANALOG INTEGRATIONS CORP.

Patent filings in countries

World map showing ADDTEK CORPs patent filings in countries
# Country Total Patents
#1 Taiwan 8
#2 United States 8
#3 China 6

Patent filings per year

Chart showing ADDTEK CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chiang Yung-Hsin 6
#2 Wang Shih-Yuan 4
#3 Li Yi-Mei 3
#4 Wang Shih Yuan 3
#5 Jiang Yongxin 2
#6 Xue Yong-Qiang 1
#7 Yang Doris 1
#8 Li Yimei 1
#9 Li Yi Mei 1
#10 Doris Yang 1

Latest patents

Publication Filing date Title
CN102235601A Dual-end current controller and relevant light emitting diode lighting device
CN102214992A Constant current driving system for stably outputting current
CN101651415A Buck converter with surge protection function
TW201008097A Buck converter with surge protection
TW200951667A Current sensing circuit
US2009108773A1 Current distributor
US2008180044A1 LED driver circuit for providing desired luminance with constant current
US2008030076A1 Power converter and related method capable of providing multiple output voltages
US2008031025A1 DC power conversion circuit with constant current output
US2008031022A1 DC power conversion circuit having self-auxiliary power and self-protection
TW200829083A Driving circuit and related driving method for providing feedback control and open-circuit protection
TW200810329A Power converter and related method capable of providing multiple output voltages
US2008144236A1 Driving circuit and related driving method for providing feedback control and open-circuit protection
TW200810334A Dc/dc converter having auto auxiliary voltage supply and output fail protection
US2006279262A1 Two-terminal protecting circuit
TW200633251A Driving circuit and method of tuning a driving voltage of a light-emitting device through a feedback mechanism
US2006022918A1 Light emitting device driver for driving light emitting device and integrated circuit thereof
TW200608602A Improved structure of photodiode