Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12206792 | Digital signature system using scalable servers | Jaan Priisalu, Ahto Buldas | 2025-01-21 |
| 12112324 | Verifiably unique transfer of exclusive control of data units | Ahto Buldas, Michael Gault | 2024-10-08 |
| 12093952 | Verifiable transfer of data using sharded blockchain | Ahto Buldas, Michael Gault, Risto Laanoja | 2024-09-17 |
| 11601284 | Digital signature system based on a cloud of dedicated local devices | Jaan Priisalu | 2023-03-07 |
| 9876779 | Document verification with distributed calendar infrastructure | Ahto Buldas | 2018-01-23 |
| 9122846 | Document verification with distributed calendar infrastructure | Ahto Buldas | 2015-09-01 |
| 8874921 | System and method for generating keyless digital multi-signatures | Ahto Buldas, Andres Kroonmaa | 2014-10-28 |
| 8719576 | Document verification with distributed calendar infrastructure | Ahto Buldas | 2014-05-06 |
| 8347372 | System and method for generating a digital certificate | Ahto Buldas | 2013-01-01 |
| 8312528 | System and method for generating a digital certificate | Ahto Buldas | 2012-11-13 |
| 7698557 | System and method for generating a digital certificate | Ahto Buldas | 2010-04-13 |