Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057072 | Light-emitting module and illumination apparatus | Kozo Ogawa, Keiichi Shimizu, Hiroaki Watanabe, Akimichi Takahashi, Shinji Nogi +1 more | 2011-11-15 |
| 8044570 | Lighting device comprising a color conversion unit | Tsuyoshi Oyaizu, Kozo Ogawa, Seiko Kawashima, Akiko Takahashi, Haruki Takei | 2011-10-25 |