Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10707465 | Film manufacturing method, film manufacturing apparatus, and film | Atsuhiro Takata | 2020-07-07 |
| 10563299 | Heating roller and film production method | Koichiro Watanabe | 2020-02-18 |