Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6544656 | Production method for silicon wafer and silicon wafer | Takao Abe, Ken Aihara, Shoji Akiyama, Weifeng QU, Yoshinori Hayamizu +1 more | 2003-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6544656 | Production method for silicon wafer and silicon wafer | Takao Abe, Ken Aihara, Shoji Akiyama, Weifeng QU, Yoshinori Hayamizu +1 more | 2003-04-08 |