Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12281377 | Copper alloy and method for producing same | Yumiko Kasuya | 2025-04-22 |
| 8211249 | Copper base rolled alloy and manufacturing method therefor | Tetsuo Sakai, Naokuni Muramatsu, Naoki Yamagami | 2012-07-03 |
| 7976652 | Method for producing beryllium-copper | Taku Sakai, Naokuni Muramatsu | 2011-07-12 |