Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D629837 | Guitar tuner | Yu Ishihara, Yumi Hayamizu, Hiromi Chida | 2010-12-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D629837 | Guitar tuner | Yu Ishihara, Yumi Hayamizu, Hiromi Chida | 2010-12-28 |