Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7256100 | Manufacturing method of semiconductor device having trench type element isolation | — | 2007-08-14 |
| 6943109 | Method of manufacturing a semiconductor element | Masashi Takahashi | 2005-09-13 |