Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10327075 | Method for manufacturing a speaker diaphragm | Takeshi Fujitani, Shinjiro Kato, Tomoyuki Suzuki | 2019-06-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10327075 | Method for manufacturing a speaker diaphragm | Takeshi Fujitani, Shinjiro Kato, Tomoyuki Suzuki | 2019-06-18 |