Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6735230 | Semiconductor luminous elements and semiconductor laser | Tetsuhiro Tanabe | 2004-05-11 |
| 6711198 | Light source device for laser beam printer | Jun Ichihara, Hisayoshi Kitajima, Tetsuhiro Tanabe, Haruo Tanaka | 2004-03-23 |
| 6674098 | ZnO compound semiconductor light emitting element | Shigeru Niki, Paul Fons, Kakuya Iwata, Tetsuhiro Tanabe, Hidemi Takasu | 2004-01-06 |