Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359791 | Optical lens and lighting device | Wataru KITAHARA | 2025-07-15 |
| 12265220 | Image display device | Wataru KITAHARA, Hajime Akimoto | 2025-04-01 |
| 12169287 | Light emitting module including optical member that controls light distribution | Masahiro Imai | 2024-12-17 |
| 12158580 | Light source unit and image display device | Wataru KITAHARA, Hajime Akimoto | 2024-12-03 |
| 11560987 | Light source device | Akira Nagahashi | 2023-01-24 |
| 11289882 | Light source module | — | 2022-03-29 |
| 11250740 | Optical device and illumination device | Akira Nagahashi | 2022-02-15 |
| 11204151 | Optical device and illumination device | Hiroyuki Itahana, Wataru KITAHARA | 2021-12-21 |
| 11099061 | Measurement device for light-emitting device and method for measuring light-emitting device | Katsuyuki ONOZUKA, Minoru Kitahara, Naohide Miyasaka, Naoki Nakamura, Shinobu Ito | 2021-08-24 |
| 10995933 | Optical device and illumination device | Hiroyuki Itahana, Wataru KITAHARA, Yoshinori Momose, Masahiro Imai | 2021-05-04 |
| 10971882 | Light source module | — | 2021-04-06 |
| 10877360 | Lens array and lighting optical system | — | 2020-12-29 |
| 10866495 | Fly-eye lens and illumination optical device | — | 2020-12-15 |
| 10608151 | Light source device | — | 2020-03-31 |
| 10480754 | Illumination device | Keiichi Gomi | 2019-11-19 |
| 10411173 | Light emitting device and light emitting module using the same | Yoshiki Endo, Takuya YAMANOI, Daisuke Kishikawa, Yoshitaka Tanaka | 2019-09-10 |
| 10203085 | Light source device | — | 2019-02-12 |