| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 8 | |
| #2 | United States | 5 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | China | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Thermal processes | |
| #3 | Machines | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Hinges for doors or windows | |
| #2 | Indexing scheme relating to hinges | |
| #3 | Wing fittings | |
| #4 | Domestic stoves | |
| #5 | Doors and windows | |
| #6 | Bolts for doors or windows | |
| #7 | Locks | |
| #8 | Ice-boxes | |
| #9 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Juneyoung | 11 |
| #2 | Lee June Young | 9 |
| Publication | Filing date | Title |
|---|---|---|
| KR102140551B1 | Multi-link door hinge | |
| KR102187424B1 | Multi-link door hinge | |
| KR102002244B1 | Oven Door Hinge | |
| KR20190076238A | Door Hinge | |
| KR20180112955A | Door hinge | |
| KR20180064040A | Door hinge | |
| WO2017099363A1 | Door handle | |
| KR101729058B1 | door hinge | |
| KR20170108482A | door hinge |