Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136648 | Free-cutting copper alloy, and method for producing free-cutting copper alloy | Keiichiro Oishi, Kouichi Suzaki, Shinji Tanaka | 2021-10-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136648 | Free-cutting copper alloy, and method for producing free-cutting copper alloy | Keiichiro Oishi, Kouichi Suzaki, Shinji Tanaka | 2021-10-05 |