Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814712 | Free-cutting copper alloy and method for producing free-cutting copper alloy | Keiichiro Oishi, Hiroki Goto | 2023-11-14 |
| 11788173 | Free-cutting copper alloy, and manufacturing method of free-cutting copper alloy | Keiichiro Oishi, Hiroki Goto | 2023-10-17 |