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For the Inventor, By the Inventor

Vista, CA, United States of America

Polk Audio, LLC


USPTO Granted Patents = 33



Trademarks = 55

Forward Citations = 672

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31 inventors (with patents filed for the assignee):

goldMedal Stuart W Lumsden (8 out of 9 patents)

silverMedal Scott Orth (7 out of 9 patents)

bronzeMedal Matthew S Polk, Jr (7 out of 22 patents)

4.  Michael DiTullo (6 out of 46 patents)

5.  Sean O'Brien (6 out of 6 patents)

6.  Ken Sakamaki Chae (4 out of 5 patents)

7.  Bradley M Starobin (3 out of 45 patents)

8.  Jeremy Savage (3 out of 4 patents)

9.  Cameron Nielsen (2 out of 2 patents)

10.  Mark Werle (2 out of 6 patents)

11.  Steven St John Tourison (2 out of 2 patents)

12.  Brad Starobin (2 out of 2 patents)

13.  Cormac Eubanks (1 out of 19 patents)

14.  Ryan Andrew Minarik (1 out of 8 patents)

15.  David Fitzpatrick (1 out of 1 patent)


33 patents:

1. 12356168 - Loudspeaker cone with raised curved protrusions and methods for controlling resonant modes (2025-07-08),
2. 12348949 - Active cancellation of a height-channel soundbar array's forward sound radiation (2025-07-01),
3. 12335673 - Pivotable speaker with compressible ring (2025-06-17),
4. 12323759 - Elliptical ring radiator diaphragm, tweeter and damping method (2025-06-03),
5. 12256208 - Loudspeaker transducers (2025-03-18),
6. 12120494 - Loudspeaker system with overhead sound image generating (e.g., ATMOS™) elevation module and method and apparatus for direct signal cancellation (2024-10-15),
7. 12075208 - Loudspeaker system, method and apparatus for absorbing loudspeaker acoustic resonances (2024-08-27),
8. 11974111 - Loudspeaker cone with raised curved protrusions and method for controlling resonant modes (2024-04-30),
9. 11937066 - Active cancellation of a height-channel soundbar array's forward sound radiation (2024-03-19),
10. 11937061 - Audio transducer with forced ventilation of motor and method (2024-03-19),
11. 11889258 - Elliptical ring radiator diaphragm, tweeter and damping method (2024-01-30),
12. 11611830 - Audio transducer with forced ventilation of motor and method (2023-03-21),
13. D868736 - Audio speaker system (2019-12-03),
14. 10327086 - Head related transfer function equalization and transducer aiming of stereo dimensional array (SDA) loudspeakers (2019-06-18),
15. 10327064 - Method and system for implementing stereo dimensional array signal processing in a compact single enclosure active loudspeaker product (2019-06-18),
Polk Audio, LLC is an American manufacturer of audio products specializing in speakers and sound systems. The company was founded in 1972 and has since become known for its innovative designs and high-quality sound. Polk Audio's products are designed to deliver exceptional audio performance for home entertainment, automotive, and marine applications.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

33 Patents

#11 in Vista, CA

#2,379 in California

#9,940 in US

#19,529 in the World

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Vista, CA, United States of America

Polk Audio, LLC

Forward Citations = 672

31 inventors:

goldMedal Stuart W Lumsden (8 out of 9 patents)

silverMedal Scott Orth (7 out of 9 patents)

bronzeMedal Matthew S Polk, Jr (7 out of 22 patents)

4.  Michael DiTullo (6 out of 46 patents)

5.  Sean O'Brien (6 out of 6 patents)

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