Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D604273 | Bone conduction earphone | Mitsuo Tamura, Masako Takashima, Hiroshi Nashihara, Hajime Harada | 2009-11-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D604273 | Bone conduction earphone | Mitsuo Tamura, Masako Takashima, Hiroshi Nashihara, Hajime Harada | 2009-11-17 |