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YU CHUNG-CHE

Overview
  • Total Patents
    17
About

YU CHUNG-CHE has a total of 17 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, environmental technology and audio-visual technology are ANALOG INTEGRATIONS CORP, KITAMURA NORIYUKI and SHANGHAI BRIGHT POWER SEMICONDUCTOR CO LTD.

Patent filings in countries

World map showing YU CHUNG-CHEs patent filings in countries
# Country Total Patents
#1 United States 17

Patent filings per year

Chart showing YU CHUNG-CHEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Chung-Che 17
#2 Lee Li-Min 6
#3 Shiu Shian-Sung 5
#4 Lee Chih-Shun 2
#5 Huang Shih-Chung 2
#6 Hung Chien-Pang 2
#7 Li Hai-Po 1
#8 Liu Juan-Juan 1
#9 Yu Tsu-Ming 1
#10 Peng Kuo-Wei 1

Latest patents

Publication Filing date Title
US2009295776A1 Light emitting diode driving circuit and controller thereof
US2008136343A1 Resonant DC/AC inverter
US2006186833A1 Fluorescent tube driver circuit system of pulse-width modulation control