Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6153921 | Diode device | Yutaka Aoki, Takashi Ishikawa, Takeshi Kasahara | 2000-11-28 |
| 5220193 | Variable-capacitance diode device with common electrode | Takeshi Kasahara | 1993-06-15 |