Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960670 | Method for production of maleic anhydride | Tadayoshi Kawashima, Yoshitake Ishii, Souichi Yamada, Tetsuya Kajihara | 2005-11-01 |
| 6899452 | Apparatus and method for preparation and supply of polymerization inhibitor | Takeshi Nishimura, Kazuhiko Sakamoto, Kunihiko Suzuki | 2005-05-31 |