Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6762414 | Apparatus for generating ultraviolet radiation and ozone by using microwave | Yoo-Byung Park | 2004-07-13 |
| 6274077 | Manufacturing method for a buffer and heat-insulating material made of a foamed cellulose substance | Yoo Byung Bark | 2001-08-14 |
| 6181068 | Plasma generating apparatus | Yoo Byung Bark, Sergei I. Gritsinin, Igor Kossyi, K. F. Sergeitchev | 2001-01-30 |