Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8083507 | Vacuum pump having rotation body cleaning unit with spraying holes on an output surface of the cleaning body surrounding a shaft | Tea-Jin Park, Seung-Ki Chae, Sang-Gon Lee | 2011-12-27 |