Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6144798 | Method of and apparatus for editing information recorded on magnetic tape | Fumihiro Nagasawa | 2000-11-07 |
| 6141484 | Method of and apparatus for editing video signals using a temporary recording medium | Fumihiro Nagasawa | 2000-10-31 |
| 5877906 | Device for switching between multiple recording media based on a recordable time remaining calculation | Fumihiro Nagasawa, Akira Takano, Takeo Nishijima | 1999-03-02 |