Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9353697 | Control unit for internal combustion engine | Takashi Kawabe, Fumiaki Hiraishi | 2016-05-31 |
| 6971379 | Combustion chamber structure in an internal combustion engine | Tomoharu Sakai, Takeshi Hasegawa, Takafumi Shigemori, Toshiaki Umemura, Yoshiyuki Hoshiba +3 more | 2005-12-06 |
| 5481461 | Automotive vehicle engine with cylinder suspending mechanism for switching between a partial-cylinder non-working mode and an all-cylinder working mode depending on running conditions of the engine | Katsuhiko Miyamoto, Kazumasa Iida, Mitsuru Kishimoto | 1996-01-02 |