Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8969204 | CMP slurry and a polishing method using the same | Jong Pil Kim, Seung Beom Cho, Jun Seok NOH | 2015-03-03 |
| 8388710 | Cerium oxide powder, method for preparing the same, and CMP slurry comprising the same | Jun Seok Nho, Myoung-Hwan Oh, Jong Pil Kim, Seung Beom Cho | 2013-03-05 |
| 8372303 | Cerium oxide powder, method for preparing the same, and CMP slurry comprising the same | Myoung-Hwan Oh, Seung Beom Cho, Jun Seok Nho, Jong Pil Kim | 2013-02-12 |
| 8361419 | Cerium carbonate powder, method for preparing the same, cerium oxide powder made therefrom, method for preparing the same, and CMP slurry comprising the same | Myoung-Hwan Oh, Jun Seok Nho, Jong Pil Kim, Seung Beom Cho | 2013-01-29 |
| 8333815 | Cerium oxide powder for abrasive and CMP slurry comprising the same | Myoung-Hwan Oh, Seung Beom Cho, Jun Seok Nho, Jong Pil Kim | 2012-12-18 |
| 8329123 | Method for preparing of cerium oxide powder for chemical mechanical polishing and method for preparing of chemical mechanical polishing slurry using the same | Myoung-Hwan Oh, Jun Seok Nho, Jong Pil Kim, Seung Beom Cho, Min Jin Ko | 2012-12-11 |
| 8303918 | Method for preparing cerium carbonate powder using urea | Myoung-Hwan Oh, Seung Beom Cho, Jun Seok Nho, Jong Pil Kim, Dong Mok Shin | 2012-11-06 |
| 8173039 | Method for preparing cerium oxide powder using organic solvent and CMP slurry comprising the same | Jun Seok Nho, Myoung-Hwan Oh, Seung Beom Cho, Jong Pil Kim | 2012-05-08 |
| 8029754 | Cerium oxide powder and process for producing the same | Jun Seok Nho, Myoung-Hwan Oh, Jong Pil Kim, Seung Beom Cho | 2011-10-04 |
| 7976810 | Method for preparing cerium carbonate powder | Myoung-Hwan Oh, Seung Beom Cho, Jun Seok Nho, Jong Pil Kim | 2011-07-12 |
| 7867461 | Method for preparing of cerium oxide powder for chemical mechanical polishing and method for preparing of chemical mechanical polishing slurry using the same | Myoung-Hwan Oh, Jun Seok Nho, Jong Pil Kim, Seung Beom Cho, Min Jin Ko | 2011-01-11 |
| 7736530 | CMP slurry and method for polishing semiconductor wafer using the same | Seung Beom Cho, Jong Pil Kim, Jun Seok Nho, Myoung-Hwan Oh | 2010-06-15 |
| 7682584 | Cerium carbonate powder, cerium oxide powder, method for preparing the same, and CMP slurry comprising the same | Myoung-Hwan Oh, Jun Seok Nho, Jong Pil Kim, Seung Beom Cho | 2010-03-23 |
| 7524475 | Cerium oxide powder for one-component CMP slurry, preparation method thereof, one-component CMP slurry composition comprising the same, and method of shallow trench isolation using the slurry | Seung Beom Cho, Jun Seok Nho, Dong Mok Shin, Jong Pil Kim, Myoung-Hwan Oh +2 more | 2009-04-28 |