Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D832985 | Connecting device for pipe | Jong Ho Lee, Jong-Tae Lee, Il-Haeng Lee | 2018-11-06 |
| D831797 | Connecting device for pipe | Jong Ho Lee, Jong-Tae Lee, Il-Haeng Lee | 2018-10-23 |
| D831173 | Connecting device for pipe | Jong Ho Lee, Jong-Tae Lee, Il-Haeng Lee | 2018-10-16 |
| D831174 | Connecting device for pipe | Jong Ho Lee, Jong-Tae Lee, Il-Haeng Lee | 2018-10-16 |