Issued Patents All Time
Showing 1–7 of 7 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 |
| 10242309 | Information recording object and reading device | Toshihisa Yamakawa, Atsuhiro Sabashi, Daiki Katou | 2019-03-26 |
| D778945 | Display screen with level detecting icon | Katsuhito Yoshio | 2017-02-14 |
| 5474857 | Solid polymer type fuel cell and method for manufacturing the same | Makoto Uchida, Nobuo Eda, Masahiko Ogawa | 1995-12-12 |