Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11164058 | Information recording object | Jun Sato, Toshihisa Yamakawa | 2021-11-02 |
| 11102372 | Information recording body, medium and printed product | Jun Sato, Toshihisa Yamakawa | 2021-08-24 |
| 11014390 | Luminescent medium and method for reading luminescent medium | Jun Sato, Tsuyoshi Yamauchi, Mitsuru Kitamura | 2021-05-25 |
| 10987961 | Light-emitting medium, forgery prevention medium, and method for determining authenticity of same | Jun Sato | 2021-04-27 |