| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 5 | |
| #2 | Republic of Korea | 4 | |
| #3 | United States | 4 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Electrical machinery and energy | |
| #3 | Semiconductors | |
| #4 | Optics | |
| #5 | Chemical engineering | |
| #6 | Machine tools | |
| #7 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hwang Dong Weon | 10 |
| #2 | Hwang Jae Baek | 5 |
| #3 | Hwang Jae Suk | 4 |
| #4 | Kim Yong Ok | 2 |
| #5 | Hwang Dong-Weon | 2 |
| #6 | Hwang Logan Jae | 1 |
| #7 | Weon Hwang Dong | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR101217205B1 | Socket device for testing an ic | |
| KR101094826B1 | Socket with ic seating plate | |
| KR100985199B1 | Dry oven using fan filter unit | |
| KR100981773B1 | Aging system for liquid crystal display |