Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9567281 | 4-acylaralkylphenols and derivatives thereof | Akihiko Ojiri, Takafumi Tsujigami | 2017-02-14 |
| 9090547 | Method for producing trisphenols and monoester-substituted products thereof, and 4-acylaralkylphenol derivatives | Akihiko Ojiri, Takafumi Tsujigami | 2015-07-28 |