Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D821996 | Megaphone | Haruo Hayakawa, Yoshihiko Takei | 2018-07-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D821996 | Megaphone | Haruo Hayakawa, Yoshihiko Takei | 2018-07-03 |