Inventor · disambiguated record
David Altfeder
Also filed as: ALTFEDER DAVID
4 granted patents·1 pending application·9 citations·filing 2013–2019
65Inventor score
Files withTROY GROUP INC5
Top patents by PatentIndex Score
5 records- 0176US9087288B2Method of generating void pantographsTROY GROUP INC·Filed 2013·Granted Jul 21, 2015·7 cites·20 claims
- 0262US9088735B2Computer-based system and method for adding variable security data in printing operationsTROY GROUP INC·Filed 2013·Granted Jul 21, 2015·2 cites·14 claims
- 0359US10475269B2Covert secure document registration systemTROY GROUP INC·Filed 2016·Granted Nov 12, 2019·0 cites·6 claims
- 0458US10733825B2Covert secure document registration systemTROY GROUP INC·Filed 2019·Granted Aug 4, 2020·0 cites·9 claims
- 0539US2016247193A1System and method of dynamically targeting information to product usersTROY GROUP INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →