HJ CORP has a total of 15 patent applications. Its first patent ever was published in 2004. It filed its patents most often in Republic of Korea, China and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy, computer technology and optics are TRANS DEV LTD, ROCKBESTOS SURPRENANT CABLE CO and SPECTRA STRIP CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 11 | |
#2 | China | 1 | |
#3 | EPO (European Patent Office) | 1 | |
#4 | Japan | 1 | |
#5 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Computer technology | |
#3 | Optics | |
#4 | Machines | |
#5 | Organic fine chemistry | |
#6 | Surface technology and coating | |
#7 | Audio-visual technology | |
#8 | Pharmaceuticals | |
#9 | Basic materials chemistry |
# | Name | Total Patents |
---|---|---|
#1 | Yun Se Won | 7 |
#2 | Yoon Se Won | 4 |
#3 | Kim Man Gi | 3 |
#4 | Lee Jung Pyo | 2 |
#5 | Suh Jea Dug | 1 |
Publication | Filing date | Title |
---|---|---|
KR102212285B1 | Retroreflective sheet and method thereof | |
KR20210012118A | Retroreflective sheet | |
KR20150115197A | Flexible Flat Cable | |
KR101424723B1 | Shield can for shielding electromagnetic interference and method thereof | |
KR101408097B1 | Sheet for impedance matching and fabricating method Flexible Flat Cable using thereof | |
KR101425438B1 | Flexible flat cable and method thereof | |
KR20140002159A | Flexible flat cable | |
KR20060085229A | The new method that produce high purity lutein with simultaneously extract and saponification then without using harfull solvent | |
KR20040071093A | High purity Purified Lutein Menufacture Process | |
KR20040074642A | Dry conditions | |
KR20040077581A | Lutein |