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CHANG CHIH-CHEN

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    235,134
About

CHANG CHIH-CHEN has a total of 16 patent applications. Its first patent ever was published in 1999. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, optics and packaging and shipping are MORPHEUS LIGHTS INC, ROBE SHOW LIGHTING S R O and TONGNAN MINGHUI LIGHT FIXTURE MFT.

Patent filings in countries

World map showing CHANG CHIH-CHENs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Canada 5
#3 United Kingdom 3
#4 Netherlands 1
#5 Taiwan 1

Patent filings per year

Chart showing CHANG CHIH-CHENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Chih-Chen 16
#2 Huang Kun-Ping 2
#3 Chen Chien-Chih 1
#4 Hsieh Yu-Tse 1
#5 Lu Sui-Feng 1
#6 Lin Chia-Ching 1
#7 Chen Chih-Yung 1
#8 Lee Kang-Feng 1

Latest patents

Publication Filing date Title
TW201705886A Grinding system and grinding method
US2010060421A1 Rfid tag with a semi-enclosed coupler
US2009071957A1 Safety Box
GB0202852D0 A christmas tree structure of decorating lamp
US2003107890A1 Lamp string holding frame
GB0020264D0 A formative lamp with edge-lighting
CA2292070A1 An electrolier flag
CA2277716A1 A chain shape lamp