Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11014844 | Sleeve for glass tube molding, and method for assembling sleeve for glass tube molding | Masanori Wada | 2021-05-25 |
| 10934201 | Sleeve for glass tube molding | — | 2021-03-02 |