Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9131577 | Light emitting element drive device | Kazunori Oshima, Hironobu Masuoka, Yukiharu MIYAOKA | 2015-09-08 |
| 8786214 | Light emitting element drive device and lighting device | Kazunori Oshima, Hironobu Masuoka, Yukiharu MIYAOKA | 2014-07-22 |
| 8686656 | Power supply device and light-emitting element drive device | Kazunori Oshima, Hironobu Masuoka | 2014-04-01 |
| 8686657 | Power supply device and light-emitting element drive device | Kazunori Oshima, Hironobu Masuoka | 2014-04-01 |