Ernest Jefferson Holder

This inventor holds 15 USPTO granted patents and 3 published patent applications, plus 3 CIPO patents and 2 EPO patents. Top assignees: Propagation Research Associates, Inc., US Government as Represented by the Secretary of the Army, Georgia Tech Research Corporation. Active years: 2004-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ernest Jefferson Holder. Retrieved from https://idiyas.com/inventor/ernest-jefferson-holder

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

USPTO Granted Patents = 15 (Patent Applications = 3)

% Patents Active = 86.7

CIPO Patents = 3

EPO Patents = 2 (Patent Applications = 3)

Average Co-Inventor Count = 1.3

ph-index = 8

Forward Citations = 138(Granted Patents)

Location History:

Marietta, GA (US) (2004 - 2014)
Canton, GA (US) (2015 - 2022)

Company Filing History:

10 out of 11

Propagation Research Associates, Inc.

patents

2 out of 8,745

US Government as Represented by the Secretary of the Army

patents

1 out of 2,190

Georgia Tech Research Corporation

patents

4. 1 out of 103

University Corporation for Atmospheric Research

patents

5. 2 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 2004-2025

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

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. 8120526 - Methods, apparatuses and systems for locating non-cooperative objects (2012-02-21),

12. 7495764 - Coherent radar and ladar polarimeter (2009-02-24),

13. 6967617 - Polarization correlation signal processing for radiometers, ladars, and radars (2005-11-22),

14. 6853331 - Method of compensating for atmospheric effects while using near horizon radar utilizing a Doppler signal (2005-02-08),

15. 6833805 - Method of compensating for atmospheric effects while using near horizon radar (2004-12-21),

Title: The Innovative Contributions of Ernest Jefferson Holder

Introduction

Ernest Jefferson Holder is a notable inventor based in Canton, GA (US). He has made significant contributions to the field of technology, particularly in the area of coordinate frame projection and platform navigation. With a total of 15 patents to his name, Holder's work has advanced the capabilities of various systems and methods in his field.

Latest Patents

One of Holder's latest patents is titled "Coordinate frame projection using multiple unique signals transmitted from a localized array of spatially distributed antennas." This method involves receiving uniquely identifiable signals from antennas, defining a coordinate frame, and determining the position of a platform within that frame. The transformation from one coordinate frame to another enhances the operational range of engagement systems and tracking sensors.

Another significant patent is "Systems, methods and computer-readable media for improving platform guidance or navigation using uniquely coded signals." This invention utilizes a spatially-distributed architecture of antennas to transmit uniquely coded signals. It allows a platform to determine its position and navigate relative to non-cooperative objects, thereby improving guidance solutions in various coordinate systems.

Career Highlights

Throughout his career, Holder has worked with various companies, including Propagation Research Associates, Inc. His innovative work has positioned him as a key figure in the development of advanced navigation and tracking technologies.

Collaborations

Holder has collaborated with notable individuals in his field, including Robert W. McMillan and George Martin Hall. Their combined expertise has contributed to the success of various projects and patents.

Conclusion

Ernest Jefferson Holder's contributions to technology through his patents and collaborations have significantly impacted the fields of navigation and tracking systems. His innovative spirit continues to inspire advancements in these areas.

Profile summary based on public USPTO records.