Inventor · disambiguated record
David Schwartz
Also filed as: SCHWARTZ DAVID · SCHWARTZ DAVID G
8 granted patents·3 pending applications·16 citations·filing 2005–2023
81Inventor score
Top patents by PatentIndex Score
11 records- 0186US11711213B2Master key escrow processPOLYSIGN INC·Filed 2021·Granted Jul 25, 2023·4 cites·15 claims
- 0280US11159308B2Preventing an erroneous transmission of a copy of a record of data to a distributed ledger systemPOLYSIGN INC·Filed 2019·Granted Oct 26, 2021·4 cites·32 claims
- 0379US11310055B2Preventing an incorrect transmission of a copy of a record of data to a distributed ledger systemPOLYSIGN INC·Filed 2019·Granted Apr 19, 2022·3 cites·27 claims
- 0470US11449491B2Preventing a transmission of an incorrect copy of a record of data to a distributed ledger systemPOLYSIGN INC·Filed 2019·Granted Sep 20, 2022·2 cites·24 claims
- 0566US7720313B2Digitized bank checks validated by digital signaturesNCR CORP·Filed 2005·Granted May 18, 2010·3 cites·9 claims
- 0661US11940987B2Preventing a transmission of an incorrect copy of a record of data to a distributed ledger systemPOLYSIGN INC·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 0759US12166896B2Preventing an incorrect transmission of a copy of a record of data to a distributed ledger systemPOLYSIGN INC·Filed 2022·Granted Dec 10, 2024·0 cites·16 claims
- 0858US2023370263A1Master key escrow processPOLYSIGN INC·Filed 2023·Application pending·0 cites
- 0955US12095897B2Preventing an erroneous transmission of a copy of a record of data to a distributed ledger systemPOLYSIGN INC·Filed 2021·Granted Sep 17, 2024·0 cites·15 claims
- 1040US2008095425A1Digitized bank checks validated by digital signaturesNCR CORP·Filed 2006·Application pending·0 cites
- 1134US2022141014A1Storing secret data on a blockchainPOLYSIGN INC·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →