Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10422015 | High-strength galvanized steel sheet excellent in stretch-flange formability, in-plane stability of stretch-flange formability, and bendability and method for manufacturing the same | Hiroshi Hasegawa | 2019-09-24 |
| 10400300 | High-strength hot-dip galvanized steel sheet and method for manufacturing the same | Hiroshi Hasegawa | 2019-09-03 |
| 10381472 | Nitride-semiconductor field-effect transistor | Yutaka Nakayama, Junichiroh Koyama | 2019-08-13 |
| 10294542 | Method for producing high-strength galvanized steel sheet and high-strength galvannealed steel sheet | Hideyuki Kimura, Hiroshi Hasegawa | 2019-05-21 |