Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10560257 | Homomorphic encryption | Jeffrey Hoffstein | 2020-02-11 |
| 10277403 | Digital signature method and apparatus | Jeffrey Hoffstein, Jill Pipher, William Whyte, Zhenfei Zhang | 2019-04-30 |
| 9722798 | Digital signature method | Jeffrey Hoffstein, Jill Pipher, John M Schanck, William Whyte | 2017-08-01 |
| 9634840 | Digital signature technique | Jeffrey Hoffstein, John M Schanck, William Whyte | 2017-04-25 |
| 8470166 | Radiation processing of heavy oils | Mohamad Al-Sheikhly | 2013-06-25 |
| 7913088 | Digital signature and authentication method and apparatus | Jeffrey Hoffstein, Nicholas A. Howgrave-Graham, Jill Pipher, William Whyte | 2011-03-22 |
| 7308097 | Digital signature and authentication method and apparatus | Jeffrey Hoffstein, Nicholas A. Howgrave-Graham, Jill Pipher, William Whyte | 2007-12-11 |
| 7031468 | Speed enhanced cryptographic method and apparatus | Jeffrey Hoffstein | 2006-04-18 |
| 6959085 | Secure user identification based on ring homomorphisms | Jeffrey Hoffstein, Daniel Lieman | 2005-10-25 |
| 6298137 | Ring-based public key cryptosystem method | Jeffrey Hoffstein, Jill Pipher | 2001-10-02 |
| 6081597 | Public key cryptosystem method and apparatus | Jeffrey Hoffstein, Jill Pipher | 2000-06-27 |
| 4904422 | Ozone and wear resistance in styrene-butadiene rubber | — | 1990-02-27 |
| 4596728 | Low temperature heat shrinkable polymer material | Hou-Ching M. Yang, John J. Wozniak | 1986-06-24 |