% Expired Patents = 87.5

Forward Citations = 55

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5 inventors (with patents filed for the assignee):

John Hayes Ludwig (8 out of 26 patents)

Richard Tong (8 out of 15 patents)

John Zagula (3 out of 4 patents)

4. Jon Anderson (2 out of 2 patents)

5. Jonathan Anderson (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 9894321 - Distributed camera system utilizing named queues (2018-02-13),

2. 9838469 - Distributed event engine (2017-12-05),

3. 9706168 - Room conferencing system with heat map annotation of documents (2017-07-11),

4. 9684834 - Trainable versatile monitoring device and system of devices (2017-06-20),

5. 9635317 - Permission based camera with encrypted photo and video output (2017-04-25),

6. 9614898 - Distributed event engine (2017-04-04),

7. 9407675 - Room cloud environment for conferencing (2016-08-02),

8. 9226101 - Federated bluetooth device network with roaming capability (2015-12-29),

Company Overview

Surround.io is a leading provider of immersive sound technology that transforms the way people experience audio. Our cutting-edge solutions create a 360-degree audio experience that surrounds the listener, whether they are in a home theater, gaming environment, or virtual reality setting. With a focus on innovation and quality, Surround.io is committed to delivering the ultimate audio experience for all users.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#245 in Seattle, WA

#826 in Washington

#35,941 in US

Seattle, WA, United States of America

Surround.io

Forward Citations = 55

5 inventors:

John Hayes Ludwig (8 out of 26 patents)

Richard Tong (8 out of 15 patents)

John Zagula (3 out of 4 patents)

4. Jon Anderson (2 out of 2 patents)

5. Jonathan Anderson (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Surround.io. Retrieved from https://idiyas.com/company/surround-io

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]