Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7541621 | Semiconductor light emitting device having a current narrowing portion and manufacturing method for semiconductor light emitting device | Takahisa Kurahashi, Tetsurou Murakami, Osamu Yamamoto | 2009-06-02 |
| 7285436 | Method of manufacturing a semiconductor light-emitting device | Hiroshi Nakatsu, Takahisa Kurahashi, Tetsuroh Murakami | 2007-10-23 |