Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6158402 | Engine block structure in multi-cylinder engine | Takashi Taguchi, Sigemi Kobayashi, Toshinari Sonoda, Atsushi Iwamoto, Hirokazu Osaki +6 more | 2000-12-12 |
| 6085707 | Valve operating system in internal combustion engine | Hirotomi Nemoto | 2000-07-11 |
| 6016779 | Valve operating system in internal combustion engine | Hirotomi Nemoto, Shigekazu Tanaka, Katsuaki Shiiki, Takeshi Gomi, Tetsuya Ishiguro | 2000-01-25 |
| 5901679 | Engine for vehicle | Shigekazu Tanaka, Takashi Taguchi, Masashi Murata, Atsushi Iwamoto, Toshinari Sonoda +4 more | 1999-05-11 |
| 5845614 | Valve operating system in internal combustion engine | Shigekazu Tanaka, Junji Yamano, Katsuaki Shiiki, Keiji Miura | 1998-12-08 |
| 5515820 | Valve operating device for an internal combustion engine | Chihaya Sugimoto, Masakazu Kinoshita, Izumi Sugiyama, Hideki Saito, Susumu Toki | 1996-05-14 |
| 5388552 | Valve operating device for an internal combustion engine | Chihaya Sugimoto, Masakazu Kinoshita, Izumi Sugiyama, Hideki Saito, Susumu Toki | 1995-02-14 |
| RE33310 | Valve operating and interrupting mechanism for internal combustion engine | Yoshio Ajiki | 1990-08-28 |
| 4656977 | Operating mechanism for dual valves in an internal combustion engine | Kenichi Nagahiro, Atsushi Ishida | 1987-04-14 |
| 4612884 | Valve operating and interrupting mechanism for internal combustion engine | Yoshio Ajiki | 1986-09-23 |