Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441465 | Exhaust gas purification device and ship including exhaust gas purification device | Takehiko Kakizakai, Toshihiro Fujii, Hitoshi Ito, Tomohide Hashiguchi, Shintaro Ide | 2022-09-13 |
| 4671499 | Tundish for continuous casting of free cutting steel | Kazuo Ishiyama, Masashi Yoshida, Isao Suzuki, Ichiro Kudo, Noboru Okuyama | 1987-06-09 |