Trademarks = 6

Forward Citations = 276

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5 inventors (with patents filed for the assignee):

Joseph Louis Siegrist (4 out of 16 patents)

Amen Zwa (3 out of 3 patents)

Jeffrey Douglas Greenberg (2 out of 2 patents)

4. Michael Masinick (1 out of 1 patent)

5. Ian Hunter (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 7203188 - Voice-controlled data/information display for internet telephony and integrated voice and data communications using telephones and computing devices (2007-04-10),

2. 7075921 - Remote media control for voice over internet telephony and related applications (2006-07-11),

3. 6914899 - Caller identification and voice/data synchronization for internet telephony and related applications (2005-07-05),

4. 6791974 - Universal internet based telephony system that provides ubiquitous access for subscribers from any terminal device (2004-09-14),

5. 6707811 - Internet telephony for ecommerce (2004-03-16),

Company Overview

Estara, Inc. is a leading software development company specializing in creating innovative solutions for businesses of all sizes. With a team of talented developers and designers, Estara, Inc. provides custom software development, web design, mobile app development, and digital marketing services. Their cutting-edge technology and creative approach help clients achieve their business goals and stay ahead of the competition. Visit their website to learn more about their services and portfolio.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#73 in Reston, VA

#925 in Virginia

#51,644 in US

Reston, VA, United States of America

Estara, Inc.

Forward Citations = 276

5 inventors:

Joseph Louis Siegrist (4 out of 16 patents)

Amen Zwa (3 out of 3 patents)

Jeffrey Douglas Greenberg (2 out of 2 patents)

4. Michael Masinick (1 out of 1 patent)

5. Ian Hunter (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Estara, Inc.. Retrieved from https://idiyas.com/company/estara

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]