CIPO Patents = 2

EPO Patents = 2

Forward Citations = 82

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3 inventors (with patents filed for the assignee):

Ernest Jefferson Holder (10 out of 15 patents)

George Martin Hall (2 out of 2 patents)

James J Stagliano, Jr (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 12375117 - Coordinate frame projection using multiple unique signals transmitted from a localized array of spatially distributed antennas (2025-07-29),

2. 11353290 - Systems, methods and computer-readable media for improving platform guidance or navigation using uniquely coded signals (2022-06-07),

3. 11018705 - Interference mitigation, target detection, location and measurement using separable waveforms transmitted from spatially separated antennas (2021-05-25),

4. 10571224 - Systems, methods and computer-readable media for improving platform guidance or navigation using uniquely coded signals (2020-02-25),

5. 9696418 - Systems, methods and computer-readable media for improving platform guidance or navigation using uniquely coded signals (2017-07-04),

6. 9529078 - Using orthogonal space projections to generate a constant false alarm rate control parameter (2016-12-27),

7. 9401741 - Methods and systems for mitigating signal interference (2016-07-26),

8. 9215012 - Method and system for using orthogonal space projections to mitigate interference (2015-12-15),

9. 9103910 - Using orthogonal space projections to generate a constant false alarm rate control parameter (2015-08-11),

10. 8854252 - Multi-mode, multi-static interferometer utilizing pseudo orthogonal codes (2014-10-07),

11. 8432306 - Method and apparatus for the nowcast of lightning threat using polarimetric radar (2013-04-30),

Company Overview

Propagation Research Associates, Inc. is a technology-driven organization based in Marietta, Georgia, specializing in advanced research and development in the field of wireless communications. The company focuses on creating innovative solutions that enhance the performance and reliability of communication systems. With a strong emphasis on propagation modeling and analysis, it serves various sectors, contributing to the advancement of technologies that support efficient and effective wireless connectivity.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#14 in Marietta, GA

#539 in Georgia

#27,514 in US

#51,761 in the World

Marietta, GA, United States of America

Propagation Research Associates, Inc.

Forward Citations = 82

3 inventors:

Ernest Jefferson Holder (10 out of 15 patents)

George Martin Hall (2 out of 2 patents)

James J Stagliano, Jr (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Propagation Research Associates, Inc.. Retrieved from https://idiyas.com/company/propagation-research-associates

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]

2 patents (CIPO):

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]

2 patents (EPO):

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]