Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10843423 | Specially-shaped epoxy resin molded article, and optical device provided with same | Takeshi Fujikawa | 2020-11-24 |
| 10544918 | Fresnel lens and optical device provided with same | Takeshi Fujikawa | 2020-01-28 |