For the Inventor, By the Inventor

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Portland, OR, United States of America

Tyfone, Inc.

USPTO Granted Patents = 87

EPO Patents = 3

Trademarks = 7

Forward Citations = 1,989

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10 inventors (with patents filed for the assignee):

Siva G Narendra (87 out of 178 patents)

Prabhakar Tadepalli (79 out of 91 patents)

Saurav Chakraborty (40 out of 47 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:

Wearable Devices

Personal Digital Identity

Fingerprint Authentication

NFC Technology

Remote Deposit Capture

Active Load Modulation

Secure Element Authentication

Contactless Smartcards

Motion Sensors

RFID Technology

Cloud Services

Asymmetric Cryptography

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),

Tyfone, Inc. is a leading provider of digital security solutions for financial institutions and enterprises. With a focus on mobile banking, identity management, and secure transaction solutions, Tyfone helps organizations protect their data and deliver seamless digital experiences to their customers. With over a decade of experience, Tyfone is trusted by numerous financial institutions and businesses worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 20 2026

87 Patents

#14 in Portland, OR

#52 in Oregon

#4,148 in US

#8,558 in the World

Portland, OR, United States of America

Tyfone, Inc.

Forward Citations = 1,989

10 inventors:

Siva G Narendra (87 out of 178 patents)

Prabhakar Tadepalli (79 out of 91 patents)

Saurav Chakraborty (40 out of 47 patents)

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

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

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