Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7902039 | Method for manufacturing silicon wafer | Shinichi Tomita, Yasuyuki Hashimoto, Akira Nakashima | 2011-03-08 |
| 7781313 | Method for manufacturing silicon wafer | Shinichi Tomita, Yasuyuki Hashimoto, Akira Nakashima | 2010-08-24 |