Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8616865 | Chemical liquid feeding device | Hyung-il Kim | 2013-12-31 |
| 8020707 | Cyclone, apparatus for separating slurry having the cyclone, and system and method of supplying slurry using the apparatus | Seung-Un Kim, Wang-Keun Kim, Sang-Gon Lee, Sang-Yeoul Hwang | 2011-09-20 |
| 7503458 | Cyclone, apparatus for separating slurry having the cyclone, and system and method of supplying slurry using the apparatus | Seung-Un Kim, Wang-Keun Kim, Sang-Gon Lee, Sang-Yeoul Hwang | 2009-03-17 |
| 5816415 | Integrated wafer cassette holder and wafer cassette box | Chung-sam Ahn | 1998-10-06 |