Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11008633 | Non-oriented electrical steel sheet and production method thereof | Masanori Uesaka, Tadashi Nakanishi, Tomoyuki Okubo, Yoshihiko Oda, Hiroaki Nakajima | 2021-05-18 |
| 10920297 | High-strength seamless steel pipe for oil country tubular goods and method of producing the same | Masao Yuga, Yasuhide Ishiguro, Mitsuhiro Okatsu, Hiroki Ota | 2021-02-16 |