Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759583 | Percussion Instrument stick | Masaki Mizuno, Tomonori Ishizuka, Yuichiro Miura, Tomoaki Yoshinaga | 2004-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759583 | Percussion Instrument stick | Masaki Mizuno, Tomonori Ishizuka, Yuichiro Miura, Tomoaki Yoshinaga | 2004-07-06 |