Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8896221 | Lighting device for semiconductor light emitting element and illumination apparatus including same | Sana Esaki | 2014-11-25 |
| 8872437 | Lighting apparatus and illuminating fixture with the same | Sana Esaki | 2014-10-28 |
| 8853966 | Lighting device and illumination apparatus including same | Masahiro Naruo, Shigeru Ido, Sana Esaki | 2014-10-07 |
| 8841852 | Illumination apparatus with signal filters | Masahiro Naruo, Shigeru Ido, Sana Esaki | 2014-09-23 |
| 8729827 | Semiconductor light emitting element drive device and lighting fixture with the same | Sana Esaki | 2014-05-20 |
| 8680788 | Semiconductor light-emiting element driver circuit and light fixture using the same | Sana Esaki | 2014-03-25 |
| 8664883 | LED lighting device with chopper circuit and dimming control method | Hiromitsu Mizukawa | 2014-03-04 |
| 8653755 | Lighting apparatus and illuminating fixture with the same | Sana Esaki | 2014-02-18 |
| 8564213 | Switching power circuit, and lighting device for semiconductor light-emitting element and illumination apparatus using same | Sana Esaki | 2013-10-22 |
| 8482222 | Lighting device and light fixture using lighting device | Hiromitsu Mizukawa, Yoshifumi Kuroki | 2013-07-09 |