Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5981617 | Irradiation of gas permeable contact lenses by far infrared light | Hee Jung Kim, Sang Chul Park | 1999-11-09 |
| 5881674 | Process for preparing the interior surfaces of an aquarium with debris-repellent properties | Hee Jung Kim, Sang Chul Park | 1999-03-16 |