Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10894637 | Plugging-type resin cap | Katsumi Enomoto, Koshin Ri, Katsumi Hashimoto | 2021-01-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10894637 | Plugging-type resin cap | Katsumi Enomoto, Koshin Ri, Katsumi Hashimoto | 2021-01-19 |