Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363818 | Valve operating apparatus in internal combustion engine | Takeshi Iwata | 1994-11-15 |
| 5209201 | Internal combustion engine | Kaoru Horie, Kazutoshi Nishizawa, Ryuji Matsukado, Chihaya Sugimoto, Takeshi Iwata | 1993-05-11 |
| 5101778 | SOHC type internal combustion engine | Koichi Fukuo, Kazutoshi Nishizawa | 1992-04-07 |
| 5095859 | SOHC type internal combustion engine | Takeshi Iwata, Chihaya Sugimoto | 1992-03-17 |
| 4919089 | Valve operating system for internal combustion engine | Yoshihiro Fujiyoshi, Hidenobu Nagase, Koichi Fukuo | 1990-04-24 |
| 4889085 | Valve operating device for internal combustion engine | Toru Yagi, Yoshihiro Fujiyoshi, Yasuhiro Urata | 1989-12-26 |
| 4873949 | Method of and apparatus for controlling valve operation in an internal combustion engine | Yoshihiro Fujiyoshi, Yasuhiro Urata | 1989-10-17 |
| 4862843 | Valve timing control device for use in internal combustion engine | Michio Kawamoto, Yoshihiro Fujiyoshi, Yasuhiro Urata | 1989-09-05 |