Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9903852 | Method for non-destructive judgment of pearl quality | Kiyohito Nagai, Junichi Hiramatsu | 2018-02-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9903852 | Method for non-destructive judgment of pearl quality | Kiyohito Nagai, Junichi Hiramatsu | 2018-02-27 |