Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5315134 | Thyristor with insulated gate | Tsuneo Ogura, Akio Nakagawa, Yoshihiro Yamaguchi, Norio Yasuhara, Tomoko Matsudai | 1994-05-24 |
| 5286984 | Conductivity modulated MOSFET | Akio Nakagawa, Hiromichi Ohashi, Yoshihiro Yamaguchi, Thuneo Thukakoshi | 1994-02-15 |