Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284628 | Method of recycling a delaminated wafer and a silicon wafer used for the recycling | Kiyoshi Mitani, Hiroji Aga, Masae Wada | 2001-09-04 |
| 5228927 | Method for heat-treating gallium arsenide monocrystals | Yutaka Kitagawara, Takao Takenaka | 1993-07-20 |
| 5209811 | Method for heat-treating gallium arsenide monocrystals | Yutaka Kitagawara, Takao Takenaka | 1993-05-11 |