Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5449928 | Compound semiconductor substrate having a hetero-junction and a field-effect transistor using the same | Takashi Taguchi, Yoshiki Ueno, Tadashi Hattori | 1995-09-12 |
| 5367182 | Compound semiconductor device for reducing the influence of resistance anisotropy on operating characteristics thereof | Takashi Taguchi, Yoshiki Ueno | 1994-11-22 |