Inventor · disambiguated record
Geert Jan Schrijen
Also filed as: SCHRIJEN GEERT · SCHRIJEN GEERT J · SCHRIJEN GEERT JAN
23 granted patents·22 pending applications·202 citations·filing 2003–2023
95Inventor score
Files withKONINKL PHILIPS ELECTRONICS NV15INTRINSIC ID BV6SCHRIJEN GEERT JAN5KAMPERMAN FRANCISCUS LUCAS ANTONIUS JOHANNES2SYNOPSYS INC2
Top patents by PatentIndex Score
45 records- 0195US8694856B2Physically unclonable function with tamper prevention and anti-aging systemTUYLS PIM THEO·Filed 2010·Granted Apr 8, 2014·34 cites·16 claims
- 0294US8848477B2Physical unclonable function with improved start-up behaviorSCHRIJEN GEERT JAN·Filed 2011·Granted Sep 30, 2014·43 cites·18 claims
- 0388US9383969B2Random number generating system based on memory start-up noiseVAN DER SLUIS ERIK·Filed 2012·Granted Jul 5, 2016·19 cites·16 claims
- 0486US8699714B2Distributed PUFTUYLS PIM THEO·Filed 2009·Granted Apr 15, 2014·15 cites·22 claims
- 0585US8856533B2Device, system and method for determining authenticity of an itemSCHRIJEN GEERT JAN·Filed 2006·Granted Oct 7, 2014·14 cites·10 claims
- 0684US11218306B2Cryptographic device having physical unclonable functionINTRINSIC ID BV·Filed 2016·Granted Jan 4, 2022·6 cites·16 claims
- 0782US12353426B2Assigning deviceSYNOPSYS INC·Filed 2022·Granted Jul 8, 2025·1 cites·22 claims
- 0882US9252960B2System for establishing a cryptographic key depending on a physical systemSCHRIJEN GEERT JAN·Filed 2010·Granted Feb 2, 2016·8 cites·19 claims
- 0981US8176106B2On-chip estimation of key-extraction parameters for physical tokensSCHRIJEN GEERT JAN·Filed 2006·Granted May 8, 2012·10 cites·26 claims
- 1081US7978859B2Private and controlled ownership sharingKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Jul 12, 2011·12 cites·22 claims
- 1180US8502669B2Extended functionality of RFID devicesGUAJARDO MERCHAN JORGE·Filed 2007·Granted Aug 6, 2013·11 cites·16 claims
- 1279US8645694B2Method of authentication based on polyomialsSCHRIJEN GEERT JAN·Filed 2005·Granted Feb 4, 2014·9 cites·11 claims
- 1376US11183083B2Cryptographic device and memory based PUFINTRINSIC ID BV·Filed 2017·Granted Nov 23, 2021·2 cites·17 claims
- 1471US10910079B2Programming device arranged to obtain and store a random bit string in a memory deviceINTRINSIC ID BV·Filed 2017·Granted Feb 2, 2021·2 cites·22 claims
- 1567US9935925B2Method for establishing a cryptographically protected communication channelINTRINSIC ID BV·Filed 2015·Granted Apr 3, 2018·2 cites·18 claims
- 1666US9129671B2Semiconductor device identifier generation method and semiconductor deviceSALTERS ROELOF H W·Filed 2007·Granted Sep 8, 2015·5 cites·37 claims
- 1760US8412937B2Method and system for authentication of a low-resource proverMAUBACH STEFAN JEAN·Filed 2006·Granted Apr 2, 2013·4 cites·17 claims
- 1857US8339875B2Method of reducing the occurrence of burn-in due to negative bias temperature instabilityTUYLS PIM T·Filed 2009·Granted Dec 25, 2012·5 cites·8 claims
- 1954US2025202720A1Hamming Distance Based Matching For PUF StringsSYNOPSYS INC·Filed 2023·Application pending·0 cites
- 2049US2008222426A1Security DeviceKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Application pending·0 cites
- 2148US9009308B2Hybrid device and person based authorized domain architectureKAMPERMAN FRANCISCUS LUCAS ANTONIUS JOHANNES·Filed 2004·Granted Apr 14, 2015·0 cites·22 claims
- 2248US2006115082A1Authentication system with visual encryption using polarisation of lightKEVENAAR THOMAS A M·Filed 2003·Application pending·0 cites
- 2347US11429624B2Assigning deviceINTRINSIC ID BV·Filed 2016·Granted Aug 30, 2022·0 cites·18 claims
- 2447US2006177060A1Image alignmentKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Application pending·0 cites
- 2546US2011215829A1Identification of devices using physically unclonable functionsINTRINSIC ID BV·Filed 2008·Application pending·0 cites
- 2646US2007118482A1Security displayKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Application pending·0 cites
- 2745US2006026428A1Key synchronization in an image cryptographic systemsKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
- 2844US2008282343A1Digital Rights Management Using Biometric DataKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Application pending·0 cites
- 2944US2005265550A1Polynomial-based multi-user key generation and authentication method and systemKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
- 3044US2006021065A1Method and device for authorizing content operationsKAMPERMAN FRANCISCUS LUCAS A J·Filed 2003·Application pending·0 cites
- 3143US10528704B2Divided rights in authorized domainKAMPERMAN FRANCISCUS LUCAS ANTONIUS JOHANNES·Filed 2003·Granted Jan 7, 2020·0 cites·63 claims
- 3243US2007005989A1User identity privacy in authorization certificatesCONRADO CLAUDINE V·Filed 2004·Application pending·0 cites
- 3343US2005117748A1Secure visual message communication method and deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
- 3443US2010154484A1Rfid tagNXP BV·Filed 2007·Application pending·0 cites
- 3542US10038686B2Hybrid device and person based authorization domain architectureKONINKLIJKE PHILIPS NV·Filed 2015·Granted Jul 31, 2018·0 cites·34 claims
- 3642US2009235352A1System and method for application management on multi-application smart cardsKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 3742US2007180261A1Biometric template protection and feature handlingKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 3841US2007058835A1Screen image authenticationKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Application pending·0 cites
- 3941US2008106605A1Secure Sensor ChipKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 4041US2006008086A1Image encryption method and visual decryption deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
- 4141US2008098213A1Method of Providing Digital Certificate FunctionalityKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 4239US2005180569A1Tamper-resistant visual encryption method and deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
- 4337US9830481B2Transponder system for transmitting key-encrypted information and associated keysTUYLS PIM·Filed 2006·Granted Nov 28, 2017·0 cites·13 claims
- 4436US2006098841A1Method and system for enabling remote message compositionTUYLS PIM·Filed 2004·Application pending·0 cites
- 4535US2006179407A1Trusted display device for visual cryptographyTUYLS PIM T·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →