Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11466349 | Spheroidal graphite cast iron | Yoshimasa Ureshino, Hitoshi Sakuma, Gou Nakamura, Zhong-zhi Zhang | 2022-10-11 |
| 10633729 | Austenitic heat-resisting cast steel | Takamichi Ueda, Harumi Ueno, Hitomi Hirai, Takashi Maeshima, Kazuaki Nishino +1 more | 2020-04-28 |
| 9359946 | Internal combustion engine and method for manufacturing the same | Naoki Nishikawa, Akio Kawaguchi, Ryouta Yatsuduka, Fumio Shimizu, Yoshifumi Wakisaka +1 more | 2016-06-07 |
| 8893693 | Internal combustion engine and method of producing same | Naoki Nishikawa, Akio Kawaguchi, Koichi Nakata, Yoshifumi Wakisaka, Hidemasa Kosaka +1 more | 2014-11-25 |