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CHANG CHIA-JUNG

Overview
  • Total Patents
    11
About

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.

Patent filings in countries

World map showing CHANG CHIA-JUNGs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Taiwan 2
#3 Japan 1

Patent filings per year

Chart showing CHANG CHIA-JUNGs patent filings per year from 1900 to 2020

Top inventors

# 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

Latest patents

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