Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862855 | Control apparatus for internal combustion engine | Akira Teragakiuchi, Masahide Sakamoto, Masami Nagano, Masakatsu Fujishita, Junji Miyake | 1989-09-05 |
| 4821698 | Fuel injection system | Takeshi Atago, Yasunori Mouri | 1989-04-18 |
| 4799469 | Apparatus and method for controlling ignition timing for internal combustion engine | Masami Nagano, Takeshi Atago | 1989-01-24 |