Inventor · disambiguated record
Matthew Robshaw
Also filed as: ROBSHAW MATTHEW · ROBSHAW MATTHEW J B · ROBSHAW MATTHEW JOHN BARTON
50 granted patents·2 pending applications·1,888 citations·filing 1993–2024
99Inventor score
Top patents by PatentIndex Score
52 records- 0199US11361174B1Enhanced RFID tag authenticationIMPINJ INC·Filed 2020·Granted Jun 14, 2022·19 cites·20 claims
- 0298US11341837B1Environment-based RFID IC behaviorIMPINJ INC·Filed 2020·Granted May 24, 2022·9 cites·21 claims
- 0398US11232340B1Digital identities for physical itemsIMPINJ INC·Filed 2020·Granted Jan 25, 2022·13 cites·20 claims
- 0498US11120320B1Item identification via RFID tag secretIMPINJ INC·Filed 2020·Granted Sep 14, 2021·9 cites·20 claims
- 0598US10916114B1Exit-code-based RFID loss-prevention systemIMPINJ INC·Filed 2020·Granted Feb 9, 2021·9 cites·20 claims
- 0698US9792472B1Tag-handle-based authentication of RFID readersIMPINJ INC·Filed 2015·Granted Oct 17, 2017·50 cites·20 claims
- 0797US10878685B1Environment-based RFID IC behaviorIMPINJ INC·Filed 2019·Granted Dec 29, 2020·17 cites·20 claims
- 0897US9565022B1RFID tags with dynamic key replacementIMPINJ INC·Filed 2014·Granted Feb 7, 2017·38 cites·17 claims
- 0996US10699178B1Digital identities for physical itemsIMPINJ INC·Filed 2018·Granted Jun 30, 2020·14 cites·20 claims
- 1096US10600298B1Exit-code-based RFID loss-prevention systemIMPINJ INC·Filed 2019·Granted Mar 24, 2020·11 cites·20 claims
- 1196US10430623B1RFID tag tracking using tag population managementIMPINJ INC·Filed 2018·Granted Oct 1, 2019·14 cites·20 claims
- 1296US10121033B1Enhanced RFID tag authenticationIMPINJ INC·Filed 2018·Granted Nov 6, 2018·19 cites·20 claims
- 1396US6240184B1Password synchronizationRSA SECURITY INC·Filed 1998·Granted May 29, 2001·406 cites·36 claims
- 1495US10169625B1Proxy-based reader authentication by trusted authorityIMPINJ INC·Filed 2017·Granted Jan 1, 2019·13 cites·20 claims
- 1595US10043046B1Tag-to-tag communication using RFID readersIMPINJ INC·Filed 2017·Granted Aug 7, 2018·15 cites·20 claims
- 1695US9940490B1Enhanced RFID tag authenticationIMPINJ INC·Filed 2013·Granted Apr 10, 2018·24 cites·20 claims
- 1795US9887843B1RFID tags with dynamic key replacementIMPINJ INC·Filed 2016·Granted Feb 6, 2018·12 cites·20 claims
- 1895US9767333B1RFID tag and reader authentication by trusted authorityIMPINJ INC·Filed 2016·Granted Sep 19, 2017·13 cites·20 claims
- 1995US9740891B1Tag-to-tag communication using RFID readersIMPINJ INC·Filed 2015·Granted Aug 22, 2017·16 cites·14 claims
- 2095US9501675B1RFID tag and reader authentication by trusted authorityIMPINJ INC·Filed 2015·Granted Nov 22, 2016·19 cites·20 claims
- 2194US10719671B1Tag-to-tag communication using RFID readersIMPINJ INC·Filed 2018·Granted Jul 21, 2020·11 cites·6 claims
- 2294US10713453B1Proxy-based reader authentication by trusted authorityIMPINJ INC·Filed 2018·Granted Jul 14, 2020·10 cites·20 claims
- 2394US10664670B1RFID tag and reader authentication by trusted authorityIMPINJ INC·Filed 2018·Granted May 26, 2020·10 cites·20 claims
- 2494US10650202B1Enhanced RFID tag authenticationIMPINJ INC·Filed 2018·Granted May 12, 2020·9 cites·20 claims
- 2594US10186127B1Exit-code-based RFID loss-prevention systemIMPINJ INC·Filed 2017·Granted Jan 22, 2019·11 cites·21 claims
- 2694US10084597B1RFID tags with dynamic key replacementIMPINJ INC·Filed 2018·Granted Sep 25, 2018·9 cites·19 claims
- 2794US9916483B1Tag-handle-based authentication of RFID readersIMPINJ INC·Filed 2017·Granted Mar 13, 2018·12 cites·20 claims
- 2894US9690949B1Proxy-based reader authentication by trusted authorityIMPINJ INC·Filed 2014·Granted Jun 27, 2017·18 cites·20 claims
- 2994US6269163B1Enhanced block ciphers with data-dependent rotationsRSA SECURITY INC·Filed 1998·Granted Jul 31, 2001·357 cites·29 claims
- 3094US5400403AAbuse-resistant object distribution system and methodRSA DATA SECURITY INC·Filed 1993·Granted Mar 21, 1995·242 cites·54 claims
- 3193US10146969B1RFID tag and reader authentication by trusted authorityIMPINJ INC·Filed 2017·Granted Dec 4, 2018·9 cites·20 claims
- 3293US9691243B1Exit-code-based RFID loss-prevention systemIMPINJ INC·Filed 2015·Granted Jun 27, 2017·13 cites·18 claims
- 3393US9189904B1Exit-code-based RFID loss-prevention systemIMPINJ INC·Filed 2014·Granted Nov 17, 2015·22 cites·18 claims
- 3493US6076163ASecure user identification based on constrained polynomialsRSA SECURITY INC·Filed 1997·Granted Jun 13, 2000·367 cites·36 claims
- 3588US11681889B1Digital identities for physical itemsIMPINJ INC·Filed 2022·Granted Jun 20, 2023·1 cites·21 claims
- 3688US9332430B2Method of identifying and authenticating a radio tag by a readerROBSHAW MATTHEW·Filed 2011·Granted May 3, 2016·10 cites·10 claims
- 3787US8595506B2Authentication system and method using electronic tagsROBSHAW MATTHEW·Filed 2008·Granted Nov 26, 2013·18 cites·19 claims
- 3884US12468915B1Item identification via RFID tag secretIMPINJ INC·Filed 2024·Granted Nov 11, 2025·0 cites·20 claims
- 3981US12125364B1Environment-based RFID IC behaviorIMPINJ INC·Filed 2023·Granted Oct 22, 2024·0 cites·21 claims
- 4079US9553729B2Authentication method between a reader and a radio tagORANGE·Filed 2012·Granted Jan 24, 2017·5 cites·15 claims
- 4178US12086668B1Item identification via RFID tag secretIMPINJ INC·Filed 2023·Granted Sep 10, 2024·0 cites·20 claims
- 4273US11798392B1Environment-based RFID IC behaviorIMPINJ INC·Filed 2022·Granted Oct 24, 2023·0 cites·20 claims
- 4373US8458474B2Method of authenticating an entity by a verification entityROBSHAW MATTHEW·Filed 2008·Granted Jun 4, 2013·5 cites·10 claims
- 4471US9542550B2Method of mutual authentication between a radio tag and a readerORANGE·Filed 2013·Granted Jan 10, 2017·4 cites·19 claims
- 4570US11651180B1Item identification via RFID tag secretIMPINJ INC·Filed 2021·Granted May 16, 2023·0 cites·20 claims
- 4668US12169752B1Enhanced RFID tag authenticationIMPINJ INC·Filed 2022·Granted Dec 17, 2024·0 cites·20 claims
- 4766US9219612B2Method of mutually authenticating a reader and a radio tagROBSHAW MATTHEW·Filed 2010·Granted Dec 22, 2015·2 cites·9 claims
- 4862US8543812B2Efficient and secure cryptographic coupon reloadingROBSHAW MATTHEW·Filed 2008·Granted Sep 24, 2013·3 cites·19 claims
- 4953US8588408B2Method of implementing a block cipher algorithmROBSHAW MATTHEW·Filed 2009·Granted Nov 19, 2013·0 cites·7 claims
- 5051US2024305431A1Modified rfid tag inventorying processIMPINJ INC·Filed 2022·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →