Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044570 | Lighting device comprising a color conversion unit | Tsuyoshi Oyaizu, Kozo Ogawa, Seiko Kawashima, Akiko Takahashi, Erika Takenaka | 2011-10-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044570 | Lighting device comprising a color conversion unit | Tsuyoshi Oyaizu, Kozo Ogawa, Seiko Kawashima, Akiko Takahashi, Erika Takenaka | 2011-10-25 |