Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10830413 | Luminous flux control member, light emitting device, surface light source device, and display device | — | 2020-11-10 |
| 10634296 | Luminous flux control member, light-emitting device, planar light source device, and display device | Hiroshi Takatori | 2020-04-28 |