Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6396861 | N-type modulation-doped multi quantum well semiconductor laser device | Hitoshi Shimizu, Akihiko Kasukawa | 2002-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6396861 | N-type modulation-doped multi quantum well semiconductor laser device | Hitoshi Shimizu, Akihiko Kasukawa | 2002-05-28 |