Inventor · disambiguated record
Sean Michael Hafemann
Also filed as: HAFEMANN SEAN · HAFEMANN SEAN MICHAEL
10 granted patents·214 citations·filing 2016–2024
89Inventor score
Top patents by PatentIndex Score
10 records- 0197US10182328B1Point of sale (POS) device responsive to detected interference with antennaSQUARE INC·Filed 2017·Granted Jan 15, 2019·49 cites·20 claims
- 0297US10127409B1Tamper detection systemSQUARE INC·Filed 2016·Granted Nov 13, 2018·73 cites·22 claims
- 0397US9892293B1Tamper detection systemSQUARE INC·Filed 2016·Granted Feb 13, 2018·60 cites·28 claims
- 0495US10504096B1Tamper detection using ITO touch screen tracesSQUARE INC·Filed 2017·Granted Dec 10, 2019·21 cites·8 claims
- 0588US10380579B1Integration of transaction status indicationsSQUARE INC·Filed 2016·Granted Aug 13, 2019·5 cites·20 claims
- 0686US11397939B2Integration of transaction status indicationsBLOCK INC·Filed 2019·Granted Jul 26, 2022·3 cites·20 claims
- 0784US12367478B2Integration of transaction status indicationsBLOCK INC·Filed 2024·Granted Jul 22, 2025·0 cites·20 claims
- 0883US10452383B1Device improvements through adaptive settingsSQUARE INC·Filed 2017·Granted Oct 22, 2019·3 cites·20 claims
- 0975US11995640B2Integration of transaction status indicationsBLOCK INC·Filed 2022·Granted May 28, 2024·0 cites·20 claims
- 1070US11321694B2Tamper detection using ITO touch screen tracesSQUARE INC·Filed 2019·Granted May 3, 2022·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →