Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8714136 | Direct fuel-injection engine | Kenichiro Ikeya, Hiroshi Sono, Yukihisa Yamaya, Akihiro Yamaguchi, Yoshimasa Kaneko +2 more | 2014-05-06 |
| 8627798 | Direct fuel-injection engine | Akihiro Yamaguchi, Yoshimasa Kaneko, Yukihisa Yamaya, Yutaka Tajima, Kenichiro Ikeya +2 more | 2014-01-14 |
| 8474431 | Direct fuel-injected engine | Hiroshi Sono, Tatsuya Uchimoto, Yukihisa Yamaya, Kenichiro Ikeya, Yutaka Tajima +1 more | 2013-07-02 |
| 8056532 | Direct fuel injection diesel engine | Mitsuhiro Shibata, Hiroshi Sono, Tatsuya Uchimoto, Kenichiro Ikeya, Yutaka Tajima +1 more | 2011-11-15 |
| 7992536 | Direct fuel injection diesel engine | Kenichiro Ikeya, Yukihisa Yamaya, Tatsuya Uchimoto, Yutaka Tajima, Mitsuhiro Shibata +1 more | 2011-08-09 |
| 7861685 | Direct fuel injection diesel engine | Hiroshi Sono, Tatsuya Uchimoto, Kenichiro Ikeya, Yutaka Tajima, Mitsuhiro Shibata +1 more | 2011-01-04 |