Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453929 | Cooling device and production method for rail | Hideo Kijima, Hiroshi Ishikawa | 2022-09-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453929 | Cooling device and production method for rail | Hideo Kijima, Hiroshi Ishikawa | 2022-09-27 |