Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10500817 | Electron-beam welded joint, steel for electron-beam welding, and method of manufacturing the same | Ryuichi Honma, Tadashi Ishikawa, Akihiko Kojima, Manabu Hoshino | 2019-12-10 |