Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325090 | Covered electrode for high-Cr ferritic heat-resistant steels | Hiromi OYAMADA, Hideaki Takauchi, Yoshimasa MURANISHI, Shigenobu Namba | 2025-06-10 |
| 11401593 | Maraging steel and method for manufacturing same | Zhuyao CHEN, Shigenobu Namba | 2022-08-02 |
| 9818519 | Soft magnetic mixed powder | Hiroyuki Mitani | 2017-11-14 |
| 9617627 | Heat-resistant austenitic stainless steel highly inhibited from exfoliating scale, and stainless steel tube | Shigenobu Namba | 2017-04-11 |
| 9589712 | Iron-based soft magnetic powder and production method thereof | Hiroyuki Mitani, Hirofumi Hojo | 2017-03-07 |
| 9583261 | Iron powder for powder magnetic core and process for producing powder magnetic core | Hiroyuki Mitani, Hirofumi Hojo, Tomotsuna Kamijo | 2017-02-28 |