Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974328 | Surface-emission type semiconductor laser | Naofumi Suzuki, Masayoshi Tsuji, Kenichiro Yashiki, Hiroshi Hatakeyama, Kimiyoshi Fukatsu +1 more | 2011-07-05 |
| 7940828 | Optical communication system and optical transmitter | Masayoshi Tsuji, Hiroshi Hatakeyama, Kimiyoshi Fukatsu, Naofumi Suzuki, Kenichiro Yashiki | 2011-05-10 |
| 7881358 | Surface emitting laser | Naofumi Suzuki, Kenichiro Yashiki, Masayoshi Tsuji, Hiroshi Hatakeyama, Kimiyoshi Fukatsu +1 more | 2011-02-01 |