Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9522562 | Pen holder | Byung-Chul Kim, Dae-Young Lee | 2016-12-20 |
| 9415631 | Variable diameter wheel | Dae-Young Lee, Ji-Suk Kim, Sa Reum Kim, Jae Jun Park | 2016-08-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9522562 | Pen holder | Byung-Chul Kim, Dae-Young Lee | 2016-12-20 |
| 9415631 | Variable diameter wheel | Dae-Young Lee, Ji-Suk Kim, Sa Reum Kim, Jae Jun Park | 2016-08-16 |