CHOI UK has a total of 25 patent applications. Its first patent ever was published in 2010. It filed its patents most often in WIPO (World Intellectual Property Organization), Republic of Korea and EPO (European Patent Office). Its main competitors in its focus markets optics, audio-visual technology and electrical machinery and energy are INWAVE CORP, KARLSSON DENNIS and PLUMLY GEORGE W.
# | Country | Total Patents | |
---|---|---|---|
#1 | WIPO (World Intellectual Property Organization) | 7 | |
#2 | Republic of Korea | 6 | |
#3 | EPO (European Patent Office) | 4 | |
#4 | United States | 4 | |
#5 | China | 3 | |
#6 | Hong Kong | 1 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Audio-visual technology | |
#3 | Electrical machinery and energy | |
#4 | Measurement | |
#5 | Computer technology | |
#6 | IT methods for management | |
#7 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Optical systems | |
#2 | Advertising | |
#3 | Lighting device details | |
#4 | Nonlinear optics | |
#5 | Analysing materials | |
#6 | Data processing systems | |
#7 | Image data processing | |
#8 | Finishing work on buildings | |
#9 | Measuring light | |
#10 | Special measuring |
# | Name | Total Patents |
---|---|---|
#1 | Choi Uk | 25 |
#2 | Kim Ju Won | 21 |
Publication | Filing date | Title |
---|---|---|
KR20210017364A | Apparatus for checking installed tiles | |
KR20210017363A | Method for checking installed tiles | |
KR20200116648A | Blasting mechanism of old water pipe | |
CN107407762A | The color creating device and color creation method of improved color are created by improving line polarisation tendency | |
WO2016076448A1 | Color creation apparatus, using polarization, for creating color having high chroma or high concentration | |
KR20160047820A | Color-generation apparatus by means of polarization generating color having high chroma or darked saturation | |
WO2014104845A1 | Polarized light display device using shadow | |
WO2013002597A2 | Color changing device using polarized light | |
EP2600334A2 | Polarized display device | |
KR20120035533A | Fruit protecting bag |