Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7584817 | Electric power steering apparatus for automobile | Heeseok Oh, Sangwhi Han | 2009-09-08 |
| 6461783 | Micro-serrated color toner particles and method of making same | Chul Hwan Kim, Seung-Wook Lim, Hyun-Nam Yoon | 2002-10-08 |