Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775310 | Semiconductor light emitting device and manufacturing method thereof | Hironobu Sai | 2004-08-10 |
| 6711198 | Light source device for laser beam printer | Hisayoshi Kitajima, Tetsuhiro Tanabe, Ken Nakahara, Haruo Tanaka | 2004-03-23 |