Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485991 | Ventilation apparatus | Sung Ki Kim, Seo Young Kim, Seung-Jong Kim | 2009-02-03 |
WK
Won-oyun Kim
Overall (All Time): #3,316,782 of 4,157,543Top 80%
1
Patents All Time