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.
# | Country | Total Patents | |
---|---|---|---|
#1 | WIPO (World Intellectual Property Organization) | 14 | |
#2 | Australia | 6 | |
#3 | EPO (European Patent Office) | 5 | |
#4 | Brazil | 4 | |
#5 | Japan | 3 | |
#6 | United States | 3 | |
#7 | Mexico | 2 | |
#8 | Argentina | 1 | |
#9 | Israel | 1 |
# | Industry | |
---|---|---|
#1 | Telecommunications | |
#2 | Packaging and shipping | |
#3 | Machines | |
#4 | Transport | |
#5 | Audio-visual technology | |
#6 | Measurement | |
#7 | Control | |
#8 | Medical technology |
# | Technology | |
---|---|---|
#1 | Antennas | |
#2 | Cycle stands | |
#3 | Unspecified technologies | |
#4 | Transport or storage devices | |
#5 | Implantable devices | |
#6 | Telephonic communication | |
#7 | Traffic control systems | |
#8 | Radio navigation | |
#9 | Casings and printed circuits |
# | Name | Total Patents |
---|---|---|
#1 | Chang Eung-Soon | 38 |
#2 | Ra Chang-Ho | 2 |
#3 | Kim Youn-Myung | 2 |
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 |