Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6550458 | Electromagnetic fuel injection apparatus, an internal combustion engine having an electromagnetic fuel injection apparatus, and a drive circuit of an electromagnetic fuel injection apparatus | Makoto Yamakado, Yoshio Okamoto, Yoshiyuki Tanabe, Hiromasa Kubo, Toshio Takahata +2 more | 2003-04-22 |
| 6341592 | Fuel injector and internal combustion engine having the same | Yoshio Okamoto, Yoshiyuki Tanabe, Yasunaga Hamada | 2002-01-29 |
| 6332453 | Electromagnetic system fuel injection apparatus an internal combustion engine having an electromagnetic system fuel injection apparatus, and a drive circuit of an electromagnetic system fuel injection apparatus | Makoto Yamakado, Yoshio Okamoto, Yoshiyuki Tanabe, Hiromasa Kubo, Toshio Takahata +2 more | 2001-12-25 |
| 6216665 | Fuel injector and internal combustion engine having the same | Yoshio Okamoto, Yoshiyuki Tanabe, Yasunaga Hamada | 2001-04-17 |
| 6125818 | Fuel injector and internal combustion engine having the same | Yoshio Okamoto, Yoshiyuki Tanabe, Yasunaga Hamada | 2000-10-03 |