Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620948 | Process for the preparation of maleic anhydride | Itaru Sawaki, Hideo Suwa, Yasunori Ishimura, Mineo Izumi | 2003-09-16 |
| 6615796 | Multi-cylinder engine | Junji Yamano | 2003-09-09 |
| 6561156 | Cylinder head apparatus | Shinji Yamada, Sadao Kojima | 2003-05-13 |
| 6526933 | Multi-cylinder internal combustion engine | Takeshi Hagiwara, Toshio Abe, Makoto Suzuki | 2003-03-04 |