Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587571 | Speaker | Ikuo Shinohara, Kenji Tokushige | 2003-07-01 |
| 6542617 | Speaker | Kenji Tokushige, Ikuo Shinohara | 2003-04-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587571 | Speaker | Ikuo Shinohara, Kenji Tokushige | 2003-07-01 |
| 6542617 | Speaker | Kenji Tokushige, Ikuo Shinohara | 2003-04-01 |