Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371806 | Loudspeaker | Takeshi Yoshimura, Hidetoshi Shirakawa | 1994-12-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371806 | Loudspeaker | Takeshi Yoshimura, Hidetoshi Shirakawa | 1994-12-06 |