Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7030462 | Heterojunction bipolar transistor having specified lattice constants | — | 2006-04-18 |
| 6310368 | Semiconductor device and method for fabricating same | — | 2001-10-30 |
| 6188137 | Ohmic electrode structure, semiconductor device including such ohmic electrode structure, and method for producing such semiconductor device | Hiroya Sato | 2001-02-13 |
| 6037663 | Ohmic electrode structure for In.sub.x Ga.sub.1-x As layer | Masanori Kominami, Toshiaki Kinosada, Koken Yoshikawa, John Twynam | 2000-03-14 |
| 5721437 | Heterojunction-type bipolar transistor with ballast resistance layer | John Twynam, Toshiyuki Shinozaki, Toshiaki Kinosada | 1998-02-24 |
| 5719415 | Hetero-junction bipolar transistor | John Twynam, Hiroya Sato, Toshiaki Kinosada, Koken Yoshikawa | 1998-02-17 |