Inventor · disambiguated record
Kartik Lamba
Also filed as: LAMBA KARTIK · LAMBA KARTIK S
39 granted patents·5 pending applications·471 citations·filing 2011–2024
98Inventor score
Top patents by PatentIndex Score
44 records- 0198US9396368B1Tuning a NFC antenna of a deviceSQUARE INC·Filed 2015·Granted Jul 19, 2016·48 cites·17 claims
- 0297US11836566B2Point of sale systemBLOCK INC·Filed 2020·Granted Dec 5, 2023·5 cites·30 claims
- 0397US11080674B1Point of sale systemSQUARE INC·Filed 2016·Granted Aug 3, 2021·20 cites·13 claims
- 0497US9507972B2Wireless card reader with contactless and contact card interfacesSQUARE INC·Filed 2015·Granted Nov 29, 2016·15 cites·20 claims
- 0597US9063737B2Wireless card reader with one or more card interfacesBABU AMISH·Filed 2012·Granted Jun 23, 2015·46 cites·18 claims
- 0696US9936337B2Tuning a NFC antenna of a deviceSQUARE INC·Filed 2015·Granted Apr 3, 2018·13 cites·19 claims
- 0796US9652641B2Card reader of a point-of-sale systemSQUARE INC·Filed 2016·Granted May 16, 2017·19 cites·20 claims
- 0896US9390297B2Wireless card reader with contactless and contact card interfacesSQUARE INC·Filed 2015·Granted Jul 12, 2016·17 cites·20 claims
- 0996US9224141B1Encoding a magnetic stripe of a card with data of multiple cardsSQUARE INC·Filed 2014·Granted Dec 29, 2015·42 cites·26 claims
- 1095US9781549B2Tuning a NFC antenna of a deviceSQUARE INC·Filed 2016·Granted Oct 3, 2017·10 cites·20 claims
- 1195US9424445B2Card reader having discriminator contactSQUARE INC·Filed 2015·Granted Aug 23, 2016·14 cites·20 claims
- 1294US10692059B1Selecting a financial account associated with a proxy object based on fund availabilitySQUARE INC·Filed 2014·Granted Jun 23, 2020·25 cites·20 claims
- 1394US9286494B1Card reader having discriminator contactSQUARE INC·Filed 2014·Granted Mar 15, 2016·46 cites·18 claims
- 1494US9224142B2Card reader with power efficient architecture that includes a power supply and a wake up circuitLAMBA KARTIK·Filed 2011·Granted Dec 29, 2015·23 cites·29 claims
- 1593US9760743B2Card reader having discriminator contactSQUARE INC·Filed 2016·Granted Sep 12, 2017·11 cites·20 claims
- 1693US9058172B2Method for conserving power using a wireless card readerBABU AMISH·Filed 2012·Granted Jun 16, 2015·16 cites·29 claims
- 1792US9449203B2Card reader with power efficient architecture that includes a power supply and a wake-up circuitSQUARE INC·Filed 2015·Granted Sep 20, 2016·7 cites·20 claims
- 1891US9870557B2Payment object reader device with multiple types of reader circuitrySQUARE INC·Filed 2016·Granted Jan 16, 2018·5 cites·20 claims
- 1990US11537803B2Point of sale systemSQUARE INC·Filed 2018·Granted Dec 27, 2022·4 cites·25 claims
- 2090US9858603B2Card reader with power efficient architecture that includes a wake-up circuitSQUARE INC·Filed 2016·Granted Jan 2, 2018·6 cites·20 claims
- 2189US9286635B2Method of transmitting information from efficient communication protocol card readers to mobile devicesLAMBA KARTIK·Filed 2011·Granted Mar 15, 2016·11 cites·30 claims
- 2289US9135545B1Magnetic stripe emulator for persistently emulating magnetic stripe dataSQUARE INC·Filed 2014·Granted Sep 15, 2015·12 cites·7 claims
- 2388US11599863B1Selection of a financial account associated with a proxy objectBLOCK INC·Filed 2020·Granted Mar 7, 2023·2 cites·19 claims
- 2488US9305314B2Methods of transmitting information to mobile devices using cost effective card readersBABU AMISH·Filed 2011·Granted Apr 5, 2016·9 cites·7 claims
- 2587US9595033B2Method of transmitting information from efficient communication protocol cardSQUARE INC·Filed 2016·Granted Mar 14, 2017·4 cites·20 claims
- 2687US9262757B2Method of transmitting information from a card reader with a power supply and wake-up circuit to a mobile deviceLAMBA KARTIK·Filed 2011·Granted Feb 16, 2016·9 cites·29 claims
- 2786US9262777B2Card reader with power efficient architecture that includes a wake-up circuitLAMBA KARTIK·Filed 2011·Granted Feb 16, 2016·12 cites·30 claims
- 2885US10667106B2Tuning a NFC antenna of a deviceSQUARE INC·Filed 2018·Granted May 26, 2020·2 cites·17 claims
- 2985US9704150B2Automatic gain control sub-circuit managementSQUARE INC·Filed 2016·Granted Jul 11, 2017·3 cites·20 claims
- 3085US9495676B2Method of transmitting information from a power efficient card to a mobile deviceLAMBA KARTIK·Filed 2011·Granted Nov 15, 2016·8 cites·30 claims
- 3185US2025315810A1Point of sale system transaction processingBLOCK INC·Filed 2024·Application pending·0 cites
- 3283US12361396B2Selection of a financial account associated with a proxy objectBLOCK INC·Filed 2024·Granted Jul 15, 2025·0 cites·20 claims
- 3383US11966805B2Point of sale systemBLOCK INC·Filed 2023·Granted Apr 23, 2024·0 cites·28 claims
- 3483US10007813B2Card reader with passive ID circuitSQUARE INC·Filed 2016·Granted Jun 26, 2018·3 cites·20 claims
- 3578US11238426B1Associating an account with a cardSQUARE INC·Filed 2017·Granted Feb 1, 2022·1 cites·14 claims
- 3678US9374176B2Automatic gain control sub-circuit managementSQUARE INC·Filed 2014·Granted Jun 21, 2016·2 cites·18 claims
- 3774US11954549B2Point of sale systemBLOCK INC·Filed 2021·Granted Apr 9, 2024·0 cites·24 claims
- 3874US2023020285A1Selection of a financial account associated with a proxy objectBLOCK INC·Filed 2022·Application pending·0 cites
- 3973US12248922B1Associating an account with a cardBLOCK INC·Filed 2021·Granted Mar 11, 2025·0 cites·20 claims
- 4064US10140481B2Card reader with power efficient architecture that includes a power supply and a wake-up circuitSQUARE INC·Filed 2016·Granted Nov 27, 2018·0 cites·18 claims
- 4161US9164561B2Method for sourcing current using an audio jackLAMBA KARTIK·Filed 2012·Granted Oct 20, 2015·1 cites·19 claims
- 4252US2012126010A1Cost effective card reader configured to be coupled to a mobile deviceBABU AMISH·Filed 2011·Application pending·0 cites
- 4352US2012126007A1Card reader with communication protocolLAMBA KARTIK·Filed 2011·Application pending·0 cites
- 4450US2020342429A1Location-based transaction completionSQUARE INC·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →