Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7779797 | Engine valve operating system | Mitsuru Sugimoto, Fumihisa Takemoto, Hirokazu Tochiki | 2010-08-24 |
| 6420949 | Core of solenoid actuator | Atsushi Umemoto, Kenji Abe, Hisao Sakai | 2002-07-16 |
| 6366441 | Electromagnetic actuator | Hidetaka Ozawa, Yasuo Shimizu, Minoru Nakamura, Jirou Fujimoto, Toshihiro Yamaki | 2002-04-02 |
| 6237550 | Solenoid-operated valve for internal combustion engine | Harumi Hatano, Yoshinori Onohara, Kouichi Ikoma | 2001-05-29 |
| 6230673 | Solenoid-operated valve for internal combustion engine | Hisao Sakai, Kouichi Ikoma | 2001-05-15 |
| 5979376 | Valve operating system in internal combustion engine | Harumi Hatano, Toshihiro Yamaki, Shoichi Ogawa, Toshio Yokoyama | 1999-11-09 |
| 5515820 | Valve operating device for an internal combustion engine | Masakazu Kinoshita, Izumi Sugiyama, Hideki Saito, Shigemasa Kajiwara, Susumu Toki | 1996-05-14 |
| 5460130 | SOHC-type valve operating system in internal combustion engine | Masami Fukuzawa, Koichi Fukuo, Yoshihiro Fujiyoshi, Hidemi Arai, Shinichi Nishida +3 more | 1995-10-24 |
| 5388552 | Valve operating device for an internal combustion engine | Masakazu Kinoshita, Izumi Sugiyama, Hideki Saito, Shigemasa Kajiwara, Susumu Toki | 1995-02-14 |
| 5209201 | Internal combustion engine | Kaoru Horie, Kazutoshi Nishizawa, Takatoshi Aoki, Ryuji Matsukado, Takeshi Iwata | 1993-05-11 |
| 5207193 | Valve operating system in internal combustion engine | Yoshihito Tsuji | 1993-05-04 |
| 5095859 | SOHC type internal combustion engine | Takeshi Iwata, Takatoshi Aoki | 1992-03-17 |