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CHANG CHING-WEN

Overview
  • Total Patents
    35
  • GoodIP Patent Rank
    231,273
About

CHANG CHING-WEN has a total of 35 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Taiwan. Its main competitors in its focus markets computer technology, packaging and shipping and machines are MAINTEK COMPUTER SUZHOU CO LTD, BASWEN INC and CHEN BOYU.

Patent filings in countries

World map showing CHANG CHING-WENs patent filings in countries

Patent filings per year

Chart showing CHANG CHING-WENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Ching-Wen 35
#2 Li Huan-Sheng 2
#3 Chen Meng-Chang 2
#4 Wei Wen-Chieh 1
#5 Liu Sing-Chang 1
#6 Fan Yu-Chang 1
#7 Hsieh Fang-Chang 1

Latest patents

Publication Filing date Title
WO2016026083A1 Foaming device for paper container
TW201507855A Method to manufacture heat-isolating container
WO2015024246A1 Method for preparing container provided with thermal-insulation surface layer
WO2015024192A1 Paper container foaming apparatus
WO2015024199A1 Paper container foaming apparatus
WO2015024197A1 Paper container foaming apparatus
US2011022746A1 Method of dispatching and transmitting data streams, memory controller and storage apparatus
US2011081509A1 Degradable heat insulation container
US7422469B1 Audio plug and method of making thereof
US2009136073A1 Microphone
US2009136074A1 Earphone and the Method of Making thereof
US2009006866A1 Storage apparatus, memory card accessing apparatus and method of reading/writing the same