For the Inventor, By the Inventor

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Cedar Park, TX, United States of America

Ets-Lindgren, Inc.

USPTO Granted Patents = 44

% Expired Patents = 2.3

EPO Patents = 13

Trademarks = 6

Forward Citations = 257

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26 inventors (with patents filed for the assignee):

Michael David Foegelle (26 out of 28 patents)

Joseph C Weibler (4 out of 10 patents)

Zhong Chen (3 out of 3 patents)

4. Bryan Howard Sayler (3 out of 4 patents)

5. Garth Anthony D'Abreu (3 out of 3 patents)

6. Brian Adair Rodgers (2 out of 2 patents)

7. Jari Vikstedt (2 out of 2 patents)

8. Michael G Hamouz (2 out of 2 patents)

9. Jerry W Skibinski (2 out of 2 patents)

10. Stanley J Zielinski (2 out of 7 patents)

11. Douglas Frank Winker (2 out of 2 patents)

12. John A Phillips (2 out of 4 patents)

13. Kefeng Liu (2 out of 4 patents)

14. Michael Duane Christopher (1 out of 1 patent)

15. Radhika Kozhikodakatha Menon (1 out of 1 patent)

Core Competencies:

Radio Frequency

MIMO Wireless Devices

Beamforming Technologies

Environment Simulation

Anechoic Chamber

Acoustic Chamber

EMF Shield

Shielded Door

Performance Testing

Multiseal Door

Low Frequency Transparency

Electromagnetic Compatibility

44 patents: Sort by Forward Citations

1. 12025643 - Field probe isotropic compensation using orthogonal scalar field components (2024-07-02),

2. 11678469 - ADA compliant shielded door (2023-06-13),

3. 11525852 - Field probe isotropic compensation using orthogonal scalar field components (2022-12-13),

4. 11362741 - Distributed system for radio frequency environment simulation (2022-06-14),

5. 11302316 - Voice activated laboratory environments (2022-04-12),

6. 11252850 - ADA compliant shielded door (2022-02-15),

7. 10841017 - Distributed system for radio frequency environment simulation (2020-11-17),

8. 10816584 - Spectrum extension edgeless gating for reduced time domain gating edge errors (2020-10-27),

9. 10725081 - Methods and apparatus for evaluating radiated performance of MIMO wireless devices in three dimensions (2020-07-28),

10. 10594411 - Distributed system for radio frequency environment simulation (2020-03-17),

11. 10581538 - Distributed system for radio frequency environment simulation (2020-03-03),

12. 10542498 - System and method for power control of an over-the-air RF environment emulator (2020-01-21),

13. 10484110 - Method and system for testing beam forming capabilities of wireless devices (2019-11-19),

14. 10470135 - System and method for power control of an over-the-air RF environment emulator (2019-11-05),

15. 10382148 - System and method for calibration, monitoring and control of an anechoic boundary array RF environment simulator (2019-08-13),

Company Overview

Ets-Lindgren, Inc. is a leading provider of advanced solutions in the fields of radio frequency environment simulation and electromagnetic compatibility. Based in Cedar Park, Texas, the company specializes in the design and manufacture of anechoic chambers, reverberation chambers, and EMF shielding products. Their expertise extends to beamforming technologies and MIMO wireless devices, catering to industries that require precise acoustic sources and ADA compliant doors, ensuring both performance and accessibility in various applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

44 Patents

#3 in Cedar Park, TX

#443 in Texas

#7,960 in US

#15,768 in the World

Cedar Park, TX, United States of America

Ets-Lindgren, Inc.

Forward Citations = 257

26 inventors:

Michael David Foegelle (26 out of 28 patents)

Joseph C Weibler (4 out of 10 patents)

Zhong Chen (3 out of 3 patents)

4. Bryan Howard Sayler (3 out of 4 patents)

5. Garth Anthony D'Abreu (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ets-Lindgren, Inc.. Retrieved from https://idiyas.com/company/ets-lindgren

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]

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