For the Inventor, By the Inventor

Enter assignee name

Portland, OR, United States of America

Tyfone, Inc.

Calculating rank

USPTO Granted Patents = 87

% Expired Patents = 1.1

EPO Patents = 3

Trademarks = 4

Forward Citations = 2,096

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10 inventors (with patents filed for the assignee):

Siva G Narendra (87 out of 183 patents)

Prabhakar Tadepalli (79 out of 92 patents)

Saurav Chakraborty (40 out of 48 patents)

4. Thomas N Spitzer (27 out of 32 patents)

5. Donald Allen Bloodworth (26 out of 30 patents)

6. Dana B LeMoine (6 out of 6 patents)

7. Todd Raymond Nuzum (3 out of 15 patents)

8. Pradeep H Rajashekarappa (1 out of 4 patents)

9. Kishan H Saralaya (1 out of 1 patent)

10. Asoke Talukder (1 out of 1 patent)

Core Competencies:

NFC Technology

Wearable Devices

Secure Transactions

Remote Deposit Capture

Fingerprint Authentication

Multifactor Authentication

Contactless Payments

Smartcard Controller

87 patents: Sort by Forward Citations

1. 10803370 - Provisioning wearable device with current carrying conductor to produce time-varying magnetic field (2020-10-13),

2. 10721071 - Wearable personal digital identity card for fingerprint bound access to a cloud service (2020-07-21),

3. 10607129 - Sideband generating NFC apparatus to mimic load modulation (2020-03-31),

4. 10476675 - Personal digital identity card device for fingerprint bound asymmetric crypto to access a kiosk (2019-11-12),

5. 10318855 - Computing device with NFC and active load modulation for mass transit ticketing (2019-06-11),

6. 10211988 - Personal digital identity card device for fingerprint bound asymmetric crypto to access merchant cloud services (2019-02-19),

7. 10185909 - Wearable device with current carrying conductor to produce time-varying magnetic field (2019-01-22),

8. 9959534 - Remote deposit capture system with secure element authentication for check image generation and storage (2018-05-01),

9. 9959533 - Secure element authentication for remote deposit of check images received from payors (2018-05-01),

10. 9959532 - Secure element authentication for remote deposit capture compatible check image generation (2018-05-01),

11. 9906365 - Personal digital identity device with fingerprint sensor and challenge-response key (2018-02-27),

12. 9904887 - Computing device with NFC and active load modulation (2018-02-27),

13. 9781598 - Personal digital identity device with fingerprint sensor responsive to user interaction (2017-10-03),

14. 9741027 - Memory card based contactless devices (2017-08-22),

15. 9734319 - Configurable personal digital identity device with authentication using image received over radio link (2017-08-15),

Company Overview

Tyfone, Inc. is a technology company based in Portland, Oregon, specializing in personal digital identity solutions. The company focuses on developing advanced technologies such as NFC, wearable devices, and secure transaction systems. Tyfone's innovations include remote deposit capture, fingerprint authentication, and multifactor authentication, enabling secure and convenient contactless payments. With a commitment to enhancing digital security and user experience, Tyfone plays a significant role in the evolving landscape of personal identity management.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

87 Patents

#14 in Portland, OR

#52 in Oregon

#4,292 in US

#8,784 in the World

Portland, OR, United States of America

Tyfone, Inc.

Forward Citations = 2,096

10 inventors:

Siva G Narendra (87 out of 183 patents)

Prabhakar Tadepalli (79 out of 92 patents)

Saurav Chakraborty (40 out of 48 patents)

4. Thomas N Spitzer (27 out of 32 patents)

5. Donald Allen Bloodworth (26 out of 30 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tyfone, Inc.. Retrieved from https://idiyas.com/company/tyfone

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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