Forward Citations = 36

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3 inventors (with patents filed for the assignee):

Carl Francis Masters (4 out of 6 patents)

Michael James McCarthy (3 out of 3 patents)

Matthew R McCarthy (2 out of 2 patents)

5 patents: Sort by Forward Citations

1. 10440460 - Wireless in-ear headphones (2019-10-08),

2. 9949009 - Wireless in-ear headphones (2018-04-17),

3. 9516401 - Wireless in-ear headphones (2016-12-06),

4. D732511 - In-ear headphone pair in joined charging configuration (2015-06-23),

5. D732510 - In-ear headphone (2015-06-23),

Company Overview

T.rex Holdings, LLC is a leading investment management firm specializing in real estate and venture capital. With a portfolio encompassing diverse industries and geographies, our team of expert investors and advisors seek to drive long-term value for our partners and stakeholders. Through strategic partnerships and innovative solutions, we strive to create lasting impact and sustainable growth in the markets we operate in.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#19 in Edina, MN

#1,421 in Minnesota

#51,620 in US

Edina, MN, United States of America

T.rex Holdings, LLC

Forward Citations = 36

3 inventors:

Carl Francis Masters (4 out of 6 patents)

Michael James McCarthy (3 out of 3 patents)

Matthew R McCarthy (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: T.rex Holdings, LLC. Retrieved from https://idiyas.com/company/t-rex-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]