Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6023511 | Cryptosystem for encrypting digital image or voice file | Chin-Chen Chang, Min-Shiang Hwang | 2000-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6023511 | Cryptosystem for encrypting digital image or voice file | Chin-Chen Chang, Min-Shiang Hwang | 2000-02-08 |