Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772590 | Hydraulic driving device | Yasutaka Tsuruga, Junya Kawamoto | 2004-08-10 |
| 6754352 | Sound field production apparatus | Masataka Yoritate, Hiroshi Masuda | 2004-06-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772590 | Hydraulic driving device | Yasutaka Tsuruga, Junya Kawamoto | 2004-08-10 |
| 6754352 | Sound field production apparatus | Masataka Yoritate, Hiroshi Masuda | 2004-06-22 |