Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057072 | Light-emitting module and illumination apparatus | Erika Takenaka, Keiichi Shimizu, Hiroaki Watanabe, Akimichi Takahashi, Shinji Nogi +1 more | 2011-11-15 |
| 8044570 | Lighting device comprising a color conversion unit | Tsuyoshi Oyaizu, Seiko Kawashima, Akiko Takahashi, Haruki Takei, Erika Takenaka | 2011-10-25 |
| D639497 | Lens for light emitting diode | Toshiya Tanaka, Asuka Wada, Junichiro Yamamoto | 2011-06-07 |