Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5010517 | Semiconductor optical apparatus | Masahito Migita, Tsuyoshi Uda, Masatoshi Shiiki | 1991-04-23 |
| 4862033 | Electroluminescent display apparatus having a multi-color illuminant layer and process for producing the same | Masahito Migita, Masatoshi Shiiki, Hajime Yamamoto | 1989-08-29 |