Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319657 | Semiconductor laser of modulation doping quantum well structure with stopper against dopant dispersion and manufacturing method thereof | Masahiro Kito, Masato Ishino, Yasushi Matsui | 1994-06-07 |
| 5311534 | Semiconductor laser devices | Yoshihiro Mori | 1994-05-10 |
| 5308433 | Apparatus and method for vapor growth | Yasushi Matsui | 1994-05-03 |