Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5417195 | Engine induction system | Kenichi Tachikawa | 1995-05-23 |
| 5168838 | Engine induction system | Hironobu Hashimoto, Takashige Ishikawa | 1992-12-08 |
| 5022375 | Supercharging device of an engine | Tsuyoshi Goto, Kouichi Hatamura | 1991-06-11 |
| 4977865 | Intake system for V-type engine | Tetsuo Hiraoka, Takenori Ohtsuka, Kazuaki Hokazono, Tomohiro Sunada | 1990-12-18 |
| 4932368 | Suction arrangement for internal combustion engine | Ryoji Abe, Setsuo Harada, Kouji Asanomi, Kouichi Hatamura, Toshikazu Kurokawa +1 more | 1990-06-12 |
| 4803961 | Air suction devices for multicylinder engines | Tetsuo Hiraoka, Kouichi Hatamura, Minoru Akizuki | 1989-02-14 |
| 4708097 | Induction system for V-type internal combustion engine | Kouichi Hatamura, Tetsuo Hiraoka, Kazuaki Hokazono | 1987-11-24 |