Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501012 | Musical apparatus using multiple light beams to control musical tone signals | Yoshihiro Toba | 2002-12-31 |
| 6489550 | Musical apparatus detecting maximum values and/or peak values of reflected light beams to control musical functions | Akira Matsui | 2002-12-03 |