Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6876013 | Compound semiconductor multilayer structure and bipolar transistor using the same | Takashi Udagawa | 2005-04-05 |
| 6841435 | Method for fabricating a GaInP epitaxial stacking structure | Takashi Udagawa, Masahiro Kimura, Akira Kasahara | 2005-01-11 |