Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6504931 | Method and apparatus for encrypting data | Hiroshi Yoshiura, Kazuo Takaragi | 2003-01-07 |
| 6157720 | Method and apparatus for encrypting data | Hiroshi Yoshiura, Kazuo Takaragi | 2000-12-05 |