Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875147 | Grinding tool fixture and method of manufacturing main body of grinding tool fixture | — | 2020-12-29 |
| 10596680 | Hand grinder and method of coupling grinding disc of hand grinder | — | 2020-03-24 |
| 10601220 | Window control device for a vehicle and a method therefor | Kyong Ho Shon, Kil Sang Cho, Sug Woo Shin, Baek Yong Kim, Bo Sung Jo | 2020-03-24 |