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CHANG EUNG-SOON

Overview
  • Total Patents
    39
About

CHANG EUNG-SOON has a total of 39 patent applications. Its first patent ever was published in 1997. It filed its patents most often in WIPO (World Intellectual Property Organization), Australia and EPO (European Patent Office). Its main competitors in its focus markets telecommunications, packaging and shipping and machines are CHANG EUNG SOON, INNOVATION SOUND TECH COMPANY LTD and CHENGDU TEAM RETONE TECH CO LTD.

Patent filings per year

Chart showing CHANG EUNG-SOONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Eung-Soon 38
#2 Ra Chang-Ho 2
#3 Kim Youn-Myung 2

Latest patents

Publication Filing date Title
WO2007055433A1 Method for manufacturing intenna and intenna manufactured by the same
WO2004102740A1 Folded monopole intenna
WO2004042866A1 Folded monopole antenna for cellular phone
BR0301494A Stolen vehicle reporting system for drivers
JP2004314730A Stolen vehicle information communication system among drivers
AU2003203493A1 Robbed vehicle information communication system for vehicle drivers
EP1460603A1 Robbed vehicle information and communication system for vehicle drivers
WO02054539A1 Antenna for portable wireless machinery
EP1323208A1 Dual band antenna