| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 14 | |
| #2 | China | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machine tools | |
| #3 | Mechanical elements | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Vehicle wheels | |
| #2 | Punching metal | |
| #3 | Vehicle servicing | |
| #4 | Shafts | |
| #5 | Containers for goods storage | |
| #6 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Sang Won | 7 |
| #2 | Son Deok Su | 3 |
| #3 | Kim Hee Jung | 3 |
| #4 | Yum Doo Sun | 2 |
| #5 | Kim Dae Gwon | 2 |
| #6 | Jun Sang Un | 2 |
| #7 | Kwon Sung Min | 2 |
| #8 | Son Deog Su | 1 |
| #9 | Jeon Sang Woon | 1 |
| #10 | Eom Cheol Yong | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR20200093333A | Fine blanking Press Apparatus | |
| KR20190011867A | Rotation type caster | |
| KR20170139748A | Wheel for caster | |
| KR101651820B1 | Fine blanking press apparatus | |
| KR101498964B1 | Wheel for caster | |
| KR20150029232A | Caster | |
| KR20140065317A | Caster | |
| KR20140065316A | Caster | |
| KR20120095064A | Caster | |
| KR20100093212A | Carrier for industry | |
| KR100741464B1 | Shock-absorbing type caster | |
| KR20040075177A | Brake of caster | |
| KR20010069427A | Shock-absorbing type caster | |
| KR20010091100A | A inner race escape protecting apparatus for caster |