Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621120 | Semiconductor device | Masahito Otsuki, Mitsuaki Kirisawa, Takashi Yoshimura | 2003-09-16 |
| 6559023 | Method of fabricating a semiconductor device with phosphorous and boron ion implantation, and by annealing to control impurity concentration thereof | Masahito Otsuki, Mitsuaki Kirisawa, Takashi Yoshimura | 2003-05-06 |