For the Inventor, By the Inventor

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Redwood City, CA, United States of America

Zainar, Inc.

USPTO Granted Patents = 52

EPO Patents = 3

Trademarks = 1

Forward Citations = 117

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25 inventors (with patents filed for the assignee):

Philip A Kratz (43 out of 43 patents)

Mainak M Chowdhury (32 out of 32 patents)

Daniel M Jacker (17 out of 17 patents)

4. Alexander Hooshmand (12 out of 12 patents)

5. Jonathan Lu (12 out of 12 patents)

6. Srdjan Miocinovic (11 out of 13 patents)

7. Siamak Yousefi (8 out of 8 patents)

8. Tommi Ylamurto (7 out of 33 patents)

9. Manu Seth (6 out of 28 patents)

10. Jonathan Shiao-en Lu (4 out of 11 patents)

11. Mark Bilstad (4 out of 4 patents)

12. Alexander Feldman (3 out of 5 patents)

13. Phillip B Hess (3 out of 4 patents)

14. Lingkai Kong (2 out of 52 patents)

15. Vivek Subramanian (2 out of 69 patents)

Core Competencies:

Multicarrier Phase-Based Localization

Time Synchronization

Mesh Network

Radio Frequency Localization

Asset Tracking

Time Difference of Arrival

Frequency Calibration

Narrowband Signals

Ranging

Wireless Nodes

Communication Paths

Power Management

52 patents: Sort by Forward Citations

1. 12720479 - Method for multiple antenna joint time of arrival and angle of arrival estimation (2026-08-25),

2. 12587813 - System and methods for asset tracking, asset grouping, and error recovery (2026-03-24),

3. 12585005 - Hybrid method for time-of-arrival-based ranging (2026-03-24),

4. 12554001 - Hybrid method for time-of-arrival-based ranging (2026-02-17),

5. 12513643 - Method for clock synchronization via differential channel state information (2025-12-30),

6. 12513491 - Methods for asset tag grouping and recovery (2025-12-30),

7. 12432526 - Systems and methods for multicarrier phase-based localization (2025-09-30),

8. 12413385 - Methods for time synchronization and localization in a mesh network (2025-09-09),

9. 12375881 - Method and system for radiolocation asset tracking via a mesh network (2025-07-29),

10. 12363506 - Systems and methods for precise radio frequency localization of wireless nodes using time difference of arrival and decoupling in time synchronizing of the wireless nodes from ranging (2025-07-15),

11. 12308950 - Method for identifying and diagnosing failures in pairwise time synchronization and frequency calibration in a mesh network (2025-05-20),

12. 12293244 - Radio-frequency system characterized by flat group delay for radio-frequency time synchronization and ranging (2025-05-06),

13. 12267408 - Frequency and gain calibration for time synchronization in a network (2025-04-01),

14. 12174310 - Systems and methods for precise radio frequency localization of wireless nodes including a wireless arbitrary device using time difference of arrival (2024-12-24),

15. 12174307 - Method and system for radiofrequency localization of transmitting devices via a mesh network (2024-12-24),

ZaiNar, Inc. is a technology company specializing in state-of-the-art artificial intelligence solutions. Our mission is to develop cutting-edge AI algorithms and applications to address complex problems across various domains. With a team of highly skilled data scientists and engineers, we leverage machine learning, natural language processing, and computer vision techniques to deliver innovative and customized software solutions. Our products and services range from intelligent chatbots to advanced data analytics platforms, catering to businesses of all sizes. Visit our website to learn more about our expertise and explore how AI can revolutionize your business.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

52 Patents

#44 in Redwood City, CA

#1,586 in California

#6,754 in US

#13,523 in the World

Redwood City, CA, United States of America

Zainar, Inc.

Forward Citations = 117

25 inventors:

Philip A Kratz (43 out of 43 patents)

Mainak M Chowdhury (32 out of 32 patents)

Daniel M Jacker (17 out of 17 patents)

4. Alexander Hooshmand (12 out of 12 patents)

5. Jonathan Lu (12 out of 12 patents)

Please report any incorrect information to [email protected]

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