Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D832985 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-11-06 |
| D831797 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-10-23 |
| D831173 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-10-16 |
| D831174 | Connecting device for pipe | Jong Ho Lee, Hye-Jung Lee, Il-Haeng Lee | 2018-10-16 |
| 10023732 | Rigid IPVC pipe resin composition exhibiting excellent strength and hydrostatic pressure resistance and rigid IPVC pipe | — | 2018-07-17 |