Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10330530 | Reference light source device used for calibration of spectral luminance meter and calibration method using same | Hisashi Shiraiwa | 2019-06-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10330530 | Reference light source device used for calibration of spectral luminance meter and calibration method using same | Hisashi Shiraiwa | 2019-06-25 |