Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960670 | Method for production of maleic anhydride | Tadayoshi Kawashima, Kei Hamamoto, Souichi Yamada, Tetsuya Kajihara | 2005-11-01 |
| 6888025 | Method for absorbing acrylic acid and method for purifying acrylic acid | Harunori Hirao, Yukihiro Matsumoto, Takeshi Nishimura | 2005-05-03 |