Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10495511 | Optical radiation measurement method based on light filter units and apparatus thereof | — | 2019-12-03 |
| 10393655 | Apparatus for retro-reflection measurement using a holed mirror and circular aperture for annular band detection | — | 2019-08-27 |
| 10215629 | Handheld optical radiation meter and correction method thereof | — | 2019-02-26 |