Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535939 | Surface treatment method for copper or copper alloy, surface treatment liquid for sterilizing copper or copper alloy, and sterilization method using copper or copper alloy treated by said method | Keiichiro Oishi, Shinji Tanaka | 2022-12-27 |