Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519533 | High Cr-based austenitic stainless steel | Atsuro Iseda, Hiroyuki Semba, Hirokazu Okada, Toshihide Ono, Katsuki TANAKA +2 more | 2019-12-31 |
| 10378091 | Welded joint | Kana JOTOKU, Yoshitaka Nishiyama, Hirokazu Okada, Shinnosuke Kurihara, Yuhei Suzuki | 2019-08-13 |
| 10266909 | High-strength austenitic stainless steel for high-pressure hydrogen gas | Tomohiko Omura, Jun Nakamura, Hirokazu Okada, Hiroyuki Semba, Yusaku Tomio +3 more | 2019-04-23 |
| 10260125 | High-strength austenitic stainless steel for high-pressure hydrogen gas | Tomohiko Omura, Jun Nakamura, Hirokazu Okada, Hiroyuki Semba, Yusaku Tomio +3 more | 2019-04-16 |