White Plains, NY, United States of America

Issidor L Iliev

This inventor holds 12 USPTO granted patents and 6 published patent applications and 1 EPO patent. Top assignee: Mastercard International Incorporated. Active years: 2020-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Issidor L Iliev. Retrieved from https://idiyas.com/inventor/issidor-l-iliev

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

USPTO Granted Patents = 12 (Patent Applications = 6)

% Patents Active = 100.0

EPO Patents = 1 (Patent Applications = 5)

Average Co-Inventor Count = 1.9

ph-index = 2

Forward Citations = 15(Granted Patents)

Company Filing History:

10 out of 2,475

Mastercard International Incorporated

patents

where one patent can have more than one assignee

Years Active: 2020-2026

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12705614 - Systems and methods for use in redemption of tokens (2026-08-11),

2. 12354084 - Offline coin protocol (2025-07-08),

3. 12333541 - Peer to peer value transfer (2025-06-17),

4. D1032717 - Tactile payment card (2024-06-25),

5. D991333 - Transaction card having triangular edge feature (2023-07-04),

6. D991332 - Transaction card having trapezoidal edge feature (2023-07-04),

7. 11636466 - Offline coin protocol (2023-04-25),

8. 11399081 - Controlling access to data resources on high latency networks (2022-07-26),

9. D949967 - Tactile payment card (2022-04-26),

10. D937345 - Tactile payment card (2021-11-30),

11. D926252 - Tactile payment card (2021-07-27),

12. 10880406 - Controlling access to data resources on high latency networks (2020-12-29),

Title: The Innovative Contributions of Issidor L Iliev

Introduction

Issidor L Iliev is a notable inventor based in White Plains, NY (US). He has made significant contributions to the field of technology, particularly in the realm of digital currency and value transfer systems. With a total of 12 patents to his name, Iliev continues to push the boundaries of innovation.

Latest Patents

Among his latest patents is the "Offline Coin Protocol," which discloses methods, apparatus, and systems for verifying coin ownership. In this embodiment, a coin service provider identifies an online session initiated by a wallet application and a next coin to verify. The provider receives information associated with the next coin from the wallet application and determines that ownership of the next coin was transferred out of the wallet application since the last verification. The provider then transmits a prompt to the user device for confirmation of a successful transaction involving the next coin. After receiving a confirmation message, the provider updates the ownership information in the coin data store.

Another significant patent is the "Peer to Peer Value Transfer," which provides systems, methods, and computer program code to transfer value from a first wallet application on a first mobile device to a second wallet application on a second mobile device. This transfer can occur over a short or medium-range communications protocol without requiring either device to be online or connected to a remote network.

Career Highlights

Issidor L Iliev is currently employed at Mastercard International Incorporated, where he applies his expertise in developing innovative solutions for digital transactions. His work has been instrumental in enhancing the security and efficiency of value transfer systems.

Collaborations

Iliev has collaborated with notable colleagues such as Paul Bousquet and Erick Andrew, contributing to various projects that aim to advance technology in the financial sector.

Conclusion

Issidor L Iliev's contributions to the field of digital currency and value transfer systems highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the way transactions are conducted in an increasingly digital world.

Profile summary based on public USPTO records.