Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473172 | Wear-resistant copper-zinc alloy and mechanical device using same | Masaaki Yamane, Hayao Eguchi, Masato Arai, Yuta Arai, Hideharu Ito +3 more | 2022-10-18 |
| 10357813 | Copper alloy tube with excellent high-temperature brazeability and manufacturing method therefor | Masato Arai, Yuta Arai, Hayao Eguchi, Yoshihito Ogasawara, Genjiro Hagino | 2019-07-23 |