Inventor
TADEPALLI PRABHAKAR
IN91 patents
⚠️ This page may combine multiple inventors who share the name “TADEPALLI PRABHAKAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TYFONE INC
32 patentsUS7954717B2Jun 7, 2011
Provisioning electronic transaction card in mobile device
TYFONE INC124 citations99
US7954716B2Jun 7, 2011
Electronic transaction card powered by mobile device
TYFONE INC317 citations99
US7954715B2Jun 7, 2011
Mobile device with transaction card in add-on slot
TYFONE INC95 citations99
US7828214B2Nov 9, 2010
Mobile phone with electronic transaction card
TYFONE INC348 citations99
US7581678B2Sep 1, 2009
Electronic transaction card
TYFONE INC289 citations99
US7961101B2Jun 14, 2011
Small RFID card with integrated inductive element
TYFONE INC84 citations98
US7805615B2Sep 28, 2010
Asymmetric cryptography with user authentication
TYFONE INC84 citations98
US7364092B2Apr 29, 2008
Electronic stripe cards
TYFONE INC104 citations98
US9092708B1Jul 28, 2015
Wearable device with time-varying magnetic field
TYFONE INC15 citations96
US7991158B2Aug 2, 2011
Secure messaging
TYFONE INC89 citations95
US9215592B2Dec 15, 2015
Configurable personal digital identity device responsive to user interaction
TYFONE INC32 citations94
US9207650B2Dec 8, 2015
Configurable personal digital identity device responsive to user interaction with user authentication factor captured in mobile device
TYFONE INC28 citations94
US9715649B2Jul 25, 2017
Device with current carrying conductor to produce time-varying magnetic field
TYFONE INC9 citations93
US9202156B2Dec 1, 2015
Mobile device with time-varying magnetic field
TYFONE INC12 citations93
US9183371B2Nov 10, 2015
Personal digital identity device with microphone
TYFONE INC23 citations93
US8814053B2Aug 26, 2014
Mobile payment device with small inductive device powered by a host device
TYFONE INC17 citations93
US9230282B2Jan 5, 2016
Remote deposit capture system with check image generation and storage
TYFONE INC12 citations92
US10803370B2Oct 13, 2020
Provisioning wearable device with current carrying conductor to produce time-varying magnetic field
TYFONE INC4 citations84
US10318855B2Jun 11, 2019
Computing device with NFC and active load modulation for mass transit ticketing
TYFONE INC3 citations84
US10185909B2Jan 22, 2019
Wearable device with current carrying conductor to produce time-varying magnetic field
TYFONE INC4 citations84
US9904887B2Feb 27, 2018
Computing device with NFC and active load modulation
TYFONE INC4 citations84
US9489608B2Nov 8, 2016
Amplifier and transmission solution for 13.56MHz radio coupled to smartmx smartcard controller
TYFONE INC4 citations84
US9448543B2Sep 20, 2016
Configurable personal digital identity device with motion sensor responsive to user interaction
TYFONE INC6 citations84
US9436165B2Sep 6, 2016
Personal digital identity device with motion sensor responsive to user interaction
TYFONE INC6 citations84
US9319881B2Apr 19, 2016
Personal digital identity device with fingerprint sensor
TYFONE INC5 citations84
US8937549B2Jan 20, 2015
Enhanced integrated circuit with smartcard controller
TYFONE INC6 citations84
US8866614B2Oct 21, 2014
Active circuit for RFID
TYFONE INC5 citations84
US9195974B2Nov 24, 2015
Remote deposit capture compatible check image generation
TYFONE INC10 citations83
US10476675B2Nov 12, 2019
Personal digital identity card device for fingerprint bound asymmetric crypto to access a kiosk
TYFONE INC2 citations73
US9781598B2Oct 3, 2017
Personal digital identity device with fingerprint sensor responsive to user interaction
TYFONE INC2 citations73
US9483723B2Nov 1, 2016
Passive control secure transaction card
TYFONE INC3 citations73
US9208424B2Dec 8, 2015
Active control secure transaction card
TYFONE INC6 citations73
NARENDRA SIVA G
11 patentsUS8091786B2Jan 10, 2012
Add-on card with smartcard circuitry powered by a mobile device
NARENDRA SIVA G87 citations99
US8083145B2Dec 27, 2011
Provisioning an add-on apparatus with smartcard circuity for enabling transactions
NARENDRA SIVA G100 citations99
US8072331B2Dec 6, 2011
Mobile payment device
NARENDRA SIVA G91 citations99
US8451122B2May 28, 2013
Smartcard performance enhancement circuits and systems
NARENDRA SIVA G48 citations98
US8136732B2Mar 20, 2012
Electronic transaction card with contactless interface
NARENDRA SIVA G15 citations96
US8573494B2Nov 5, 2013
Apparatus for secure financial transactions
NARENDRA SIVA G8 citations93
US8408463B2Apr 2, 2013
Mobile device add-on apparatus for financial transactions
NARENDRA SIVA G6 citations93
US8949974B2Feb 3, 2015
Mobile device with password protected desktop screen
NARENDRA SIVA G9 citations84
US8231061B2Jul 31, 2012
Contactless device with miniaturized antenna
NARENDRA SIVA G8 citations84
US8403219B2Mar 26, 2013
Apparatus with smartcard circuitry powered by a mobile device
NARENDRA SIVA G2 citations74
US9741027B2Aug 22, 2017
Memory card based contactless devices
NARENDRA SIVA G4 citations73
ICASHE INC
6 patentsUS11436461B2Sep 6, 2022
Mobile phone with magnetic card emulation
ICASHE INC6 citations94
US11270174B2Mar 8, 2022
Mobile phone with magnetic card emulation
ICASHE INC5 citations92
US12524641B2Jan 13, 2026
Mobile device with time-varying magnetic field and single transaction account numbers
ICASHE INC0 citations73
US12223378B2Feb 11, 2025
Electronic transaction mechanism
ICASHE INC0 citations73
US11694053B2Jul 4, 2023
Method and apparatus for transmitting data via NFC for mobile applications including mobile payments and ticketing
ICASHE INC0 citations73
US10949726B2Mar 16, 2021
Mobile phone with NFC apparatus that does not rely on power derived from an interrogating RF field
ICASHE INC0 citations73
CASHE INC
1 patentShowing the top 50 of 91 patents by PatentIndex Score.