Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017037 | Fluorescent substance and light emitting device using the same | Koutoku Ohmi, Kazuaki Tsuji | 2011-09-13 |
| 7997949 | External-electrode discharge lamp with no light leakage from external electrode portion | Seiichiro Fujioka | 2011-08-16 |
| 7963985 | Instrument for ultraviolet irradiation and ultraviolet irradiating apparatus | Akimichi MORITA | 2011-06-21 |