Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6293246 | Spark-assist type self-ignition engine | Toshio Tanahashi, Toshimi Murai, Toshiaki Asada | 2001-09-25 |
| 5141164 | Fuel injector | Eishi Ohno, Norihiko Nakamura, Toshio Tanahashi, Yasuhiko Ishida, Hideto Takeda +1 more | 1992-08-25 |
| 4945867 | Two-stroke engine | Toshio Tanahashi, Masanobu Kanamaru, Masahiko Masubuchi, Toshio Ito, Kazuhiro Itoh | 1990-08-07 |
| 4186697 | Exhaust gas purification promoting device | Hironori Bessho | 1980-02-05 |