Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7299784 | Internal combustion engine | Takefumi Uchida, Takeo Kondo, Hideyuki Ishiyama | 2007-11-27 |
| 7281517 | Internal combustion engine provided with double system of fuel injection | Kazuma Miyazaki, Mitsuto Sakai, Masato Nishigaki, Yukio Shimojikkoku | 2007-10-16 |
| 7216627 | Internal combustion engine provided with double system of fuel injection | Yukikazu Ito, Masato Nishigaki | 2007-05-15 |