Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713885 | Power supply, a semiconductor making apparatus and a semiconductor wafer fabricating method using the same | Youji Takahashi, Tsutomu Iida, Tsuyoshi Umemoto | 2004-03-30 |