Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620641 | Semiconductor light emitting device and its manufacturing method | Takashi Yamaguchi, Toshimasa Kobayashi, Satoru Kijima, Takashi Kobayashi, Tsunenori Asatsuma +1 more | 2003-09-16 |
| 6577662 | Semiconductor laser, and manufacturing method thereof, semiconductor device and manufacturing method thereof | Masao Ikeda, Tsuyoshi Tojo, Shigetaka Tomiya | 2003-06-10 |
| 6509579 | Semiconductor device | Motonobu Takeya, Katsunori Yanashima, Masao Ikeda, Shinro Ikeda, Tomonori Hino +1 more | 2003-01-21 |