Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11592047 | Straightly assembled block that is easily coupled and resistant to wear | — | 2023-02-28 |
| 11541443 | Apparatus for forming atypical curved panel and method for forming atypical curved panel using same | Yong Sun Cho | 2023-01-03 |
| D949978 | Toy block | — | 2022-04-26 |
| 10478741 | Chain block toy facilitating connection and preventing abrasion by being elastically operated via left and right rolling | — | 2019-11-19 |