Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208910 | Ring molded article manufacturing method and ring material | Masayuki Watanabe, Hideo Takizawa | 2021-12-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208910 | Ring molded article manufacturing method and ring material | Masayuki Watanabe, Hideo Takizawa | 2021-12-28 |