Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10645509 | Loudspeaker diaphragm, method of manufacturing same, and loudspeaker employing same | Tetsushi Itano, Tomonori Shibuya, Yoshiyuki Takahashi, Ryo Kuribayashi, Hiroyuki Amada | 2020-05-05 |