Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7196011 | Apparatus and method for treating substrates | Chan-Woo Cho, Jae-Phil Boo, Jong-Muk Kang, Ik-Joo Kim, Jung-Hwan Sung +2 more | 2007-03-27 |
| 6282794 | Rotary cutter with a blade cartridge | Young Keun Cho | 2001-09-04 |