Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10381532 | Wavelength conversion device and lighting apparatus | Masahito Yamana, Noboru Iizawa, Jun Hirai | 2019-08-13 |
| 10352545 | Wavelength conversion device and lighting apparatus | Masahito Yamana, Noboru Iizawa | 2019-07-16 |
| 10234122 | Lighting apparatus | Hideharu Kawachi, Shinichi Kitaoka | 2019-03-19 |
| 10209529 | Illumination system | — | 2019-02-19 |