Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10953587 | Tube and method for manufacturing same | Hiroshi Oshima, Kazutaka Sekiya | 2021-03-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10953587 | Tube and method for manufacturing same | Hiroshi Oshima, Kazutaka Sekiya | 2021-03-23 |