Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D461463 | Speaker box | Toshiyuki Hisatsune | 2002-08-13 |
| D460063 | Combined disc player and amplifier | Toshiyuki Hisatsune | 2002-07-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D461463 | Speaker box | Toshiyuki Hisatsune | 2002-08-13 |
| D460063 | Combined disc player and amplifier | Toshiyuki Hisatsune | 2002-07-09 |