AHN CHANG HOON has a total of 19 patent applications. Its first patent ever was published in 2011. It filed its patents most often in Republic of Korea, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets computer technology and electrical machinery and energy are USI ELECTRONICS (SHENZHEN) CO LTD, COMXI CO LTD and MEGAHERTZ CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 8 | |
#2 | United States | 4 | |
#3 | WIPO (World Intellectual Property Organization) | 3 | |
#4 | China | 2 | |
#5 | EPO (European Patent Office) | 2 |
# | Industry | |
---|---|---|
#1 | Computer technology | |
#2 | Electrical machinery and energy |
# | Name | Total Patents |
---|---|---|
#1 | Ahn Chang Hoon | 19 |
Publication | Filing date | Title |
---|---|---|
KR20160123139A | An apparatus for closing usb port | |
WO2015093824A1 | Usb link lock device | |
KR20160062551A | Locking apparatus for case of computer | |
KR101475861B1 | Lan port rock apparatus | |
KR20150070926A | An apparatus for link-locking usb port | |
KR101406202B1 | An apparatus for locking usb port | |
KR101391975B1 | An apparatus for locking usb port | |
KR101412724B1 | An apparatus for locking usb port | |
KR20130044538A | An apparatus for locking usb port |