Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856269 | Method for producing pyromellitic dianhydride, pyromellitic dianhydride produced by the method, and apparatus therefor | Kohei Tarutani, Takashi Kameoka, Ryohei Matsui | 2018-01-02 |