Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8199964 | Speaker diaphragm, speaker dust cap, speaker sub-cone, speaker using these components, and electronic apparatus using the same | Kazuyoshi Mimura, Shinya Mizone, Kenichi Ajiki, Masahide Sumiyama, Toru Fujii +3 more | 2012-06-12 |