Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7346782 | Method for data protection for removable recording medium | Junichi Asoh, Masahiko Hatori, Takashi Yomo | 2008-03-18 |
| 7334135 | Data protection system for removable recording medium | Junichi Asoh, Masahiko Hatori, Takashi Yomo | 2008-02-19 |