Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D480399 | Controller for personal computer | Yasunobu Shimizu | 2003-10-07 |
| D477589 | Audio mixer with memory card recording and reproducing device | Yasunobu Shimizu | 2003-07-22 |
| D475692 | Digital audio recorder | Yasunobu Shimizu | 2003-06-10 |
| D471173 | Digital audio mixer with disk recorder | Yasunobu Shimizu | 2003-03-04 |
| D468286 | Multi-track recorder | Yasunobu Shimizu | 2003-01-07 |