Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697047 | High strength aluminum alloy extruded material excellent in stress corrosion cracking resistance | Shinji Yoshihara | 2020-06-30 |
| 9657374 | Free-machining aluminum alloy extruded material with reduced surface roughness and excellent productivity | Shinji Yoshihara, Takahiro SHIKAMA | 2017-05-23 |
| 8876993 | Method for manufacturing an extruded material of heat treatment type Al—Zn—Mg series aluminum alloy | Shinji Yoshihara, Minwoo Kang | 2014-11-04 |