Delray Beach, FL, United States of America

St Portfolio Holdings, LLC

Calculating rank

USPTO Granted Patents = 3

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Steven Wayne Goldstein (2 out of 234 patents)

John Usher (2 out of 138 patents)

John P Keady (1 out of 2 patents)

4. Marc Boillot (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12777297 - Audio level control (2026-10-27),

2. 12718809 - Method and device for voice operated control (2026-08-25),

3. 12707215 - Acoustic sealing analysis system (2026-08-11),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#38 in Delray Beach, FL

#2,674 in Florida

#73,929 in US

Delray Beach, FL, United States of America

St Portfolio Holdings, LLC

Forward Citations = 0

4 inventors:

Steven Wayne Goldstein (2 out of 234 patents)

John Usher (2 out of 138 patents)

John P Keady (1 out of 2 patents)

4. Marc Boillot (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: St Portfolio Holdings, LLC. Retrieved from https://idiyas.com/company/st-portfolio-holdings

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]