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Assignee: Tyfone, Inc.


Location: Portland, OR
No. of patents: 13

NumberTitleIssue Date
8136732Electronic transaction card with contactless interface
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
03/20/2012
8091786Add-on card with smartcard circuitry powered by a mobile device
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
01/10/2012
8083145Provisioning an add-on apparatus with smartcard circuity for enabling transactions
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
12/27/2011
8072331Mobile payment device
A memory card compatible RFID card includes a smartcard controller that receives power from a host device. The RFID card also includes a small inductive device capable of inductive coupling with an RFID reader. The small inductive device is small enough to fit in th...
12/06/2011
7991158Secure messaging
Secure authentication and messaging for mobile online transactions are performed by a secure messaging platform. The secure messaging platform may include a token coupled to a mobile device, or a mobile device alone. The token enables secure access, and client and s...
08/02/2011
7961101Small RFID card with integrated inductive element
A memory card compatible RFID card includes a smartcard controller that receives power from a host device. The RFID card also includes a small inductive device capable of inductive coupling with an RFID reader. The small inductive device is small enough to fit in th...
06/14/2011
7954717Provisioning electronic transaction card in mobile device
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
06/07/2011
7954716Electronic transaction card powered by mobile device
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
06/07/2011
7954715Mobile device with transaction card in add-on slot
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
06/07/2011
7828214Mobile phone with electronic transaction card
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
11/09/2010
7805615Asymmetric cryptography with user authentication
A device uses a user authentication factor to generate a decryption key for use in asymmetric cryptography. An encryption key is generated from the decryption key using a one-way function. ...
09/28/2010
7581678Electronic transaction card
An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electron...
09/01/2009
7364092Electronic stripe cards
An electronic stripe card senses when it is being swiped passed a read head, and drives a conductive path to mimic a magnetic card track. Multiple conductive paths may be driven in an interleaved fashion one after another. The card may include multiple swipe sensors...
04/29/2008
 
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