| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 10 | |
| #2 | China | 2 | |
| #3 | United States | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Optics | |
| #3 | Audio-visual technology | |
| #4 | Semiconductors | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Cameras | |
| #3 | Special light sources | |
| #4 | Television | |
| #5 | Lighting device details | |
| #6 | Semiconductor light sources | |
| #7 | Non-portable lighting devices | |
| #8 | Special electric heating or lighting | |
| #9 | Semiconductor devices | |
| #10 | Platform constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cho Jae Hoon | 9 |
| #2 | Kim Se Jin | 7 |
| #3 | Kang Sun Myung | 7 |
| #4 | Park Dong Hoon | 5 |
| #5 | Ahn Kyung Joo | 5 |
| #6 | Kim Duk Hoon | 3 |
| #7 | Kim Young Hoon | 2 |
| #8 | Oh Yong Hee | 2 |
| #9 | Youn Kang Sik | 2 |
| #10 | Choi Daekyu | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR102202401B1 | Controll method and system for floor traffic light | |
| KR102202407B1 | Light emitting diode module | |
| KR20200062918A | Lens optical system | |
| KR20200062919A | Lens optical system | |
| KR20190084615A | Lighting apparatus | |
| KR20180117459A | Lighting apparatus | |
| KR101831203B1 | Lens optical system | |
| KR20180045156A | Lens optical system | |
| KR101689592B1 | Lighting device | |
| KR20160148169A | Driver circuit for LED device |