Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10924287 | Digital signature technique | Jeffrey Hoffstein, William Whyte, Zhenfei Zhang | 2021-02-16 |
| 10277403 | Digital signature method and apparatus | Jeffrey Hoffstein, Joseph H. Silverman, William Whyte, Zhenfei Zhang | 2019-04-30 |
| 9722798 | Digital signature method | Jeffrey Hoffstein, John M Schanck, Joseph H. Silverman, William Whyte | 2017-08-01 |
| 7913088 | Digital signature and authentication method and apparatus | Jeffrey Hoffstein, Nicholas A. Howgrave-Graham, Joseph H. Silverman, William Whyte | 2011-03-22 |
| 7308097 | Digital signature and authentication method and apparatus | Jeffrey Hoffstein, Nicholas A. Howgrave-Graham, Joseph H. Silverman, William Whyte | 2007-12-11 |
| 6298137 | Ring-based public key cryptosystem method | Jeffrey Hoffstein, Joseph H. Silverman | 2001-10-02 |
| 6081597 | Public key cryptosystem method and apparatus | Jeffrey Hoffstein, Joseph H. Silverman | 2000-06-27 |