Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6274518 | Method for producing a group III nitride compound semiconductor substrate | Masaaki Yuri, Osamu Imafuji, Shinji Nakamura, Masahiro Ishida | 2001-08-14 |
| 6150674 | Semiconductor device having Al.sub.x Ga.sub.1-x N (0<x<1) substrate | Masaaki Yuri, Osamu Imafuji, Shinji Nakamura | 2000-11-21 |
| 6117700 | Method for fabricating semiconductor device having group III nitride | Masahiro Ishida, Shinji Nakamura, Masaaki Yuri | 2000-09-12 |
| 5341084 | Method and device for determining and indicating a residual capacity of a battery | Seiji Gotoh, Tomio Takayama | 1994-08-23 |