Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796427 | Tape cassette storing case | Takatsugu Funawatari | 2004-09-28 |
| 6777456 | Method for producing a rigid polyurethane foam | Katsumi Tokumoto, Yutaka Tamano | 2004-08-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796427 | Tape cassette storing case | Takatsugu Funawatari | 2004-09-28 |
| 6777456 | Method for producing a rigid polyurethane foam | Katsumi Tokumoto, Yutaka Tamano | 2004-08-17 |