Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501154 | Semiconductor substrate made of a nitride III-V compound semiconductor having a wurtzite-structured crystal structure | Masao Ikeda, Hiroji Kawai | 2002-12-31 |
| 6498048 | METHOD OF MANUFACTURING CRYSTAL OF III-V COMPOUNDS OF THE NITRIDE SYSTEM, CRYSTAL SUBSTRATE OF III-V COMPOUNDS OF THE NITRIDE SYSTEM, CRYSTAL FILM OF III-V COMPOUNDS OF THE NITRIDE SYSTEM, AND METHOD OF MANUFACTURING DEVICE | — | 2002-12-24 |