Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11434218 | Polyphenol production method | Erika TAKAHASHI, Youhei Jikihara, Tsuruo Nakayama | 2022-09-06 |
| 10744351 | Mask | Youhei Jikihara, Tetsuya Sato, Yoko Fukui, Tsuruo Nakayama | 2020-08-18 |
| 9957245 | Catalyst for synthesizing theaflavins and method for synthesizing theaflavins | Tsuruo Nakayama, Tomokazu Nagao | 2018-05-01 |
| 9549949 | Antiviral agent | Tsuruo Nakayama, Tetsuya Sato | 2017-01-24 |
| 9155309 | Virus inactivating sheet | Youhei Jikihara, Tetsuya Sato, Yoko Fukui, Tsuruo Nakayama | 2015-10-13 |
| 9045855 | Anti-viral member | Tsuruo Nakayama, Yoko Fukui | 2015-06-02 |