Forward Citations = 39

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6 inventors (with patents filed for the assignee):

John C Echols (3 out of 10 patents)

Peter Kaufman (2 out of 13 patents)

James P Burgess (2 out of 23 patents)

4. Charles W Staufenberg (1 out of 4 patents)

5. John J Sharkey (1 out of 1 patent)

6. Thomas A Walker (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 4742327 - Keyless access control and security system (1988-05-03),

2. 4636775 - Sensor for an alarm system (1987-01-13),

3. 4490639 - Coupling circuit between high impedance piezoelectric signal source and (1984-12-25),

4. 4458173 - Pressure sensitive electric signal generator (1984-07-03),

Company Overview

Essex-tec Corporation is a leading provider of technology solutions for businesses. With a focus on innovation and customer satisfaction, we deliver cutting-edge products and services to help our clients stay ahead in the competitive market. Our team of experts is committed to providing personalized solutions and support to meet the unique needs of each customer. Whether you are looking for IT consulting, software development, or cyber security services, Essex-tec has the expertise and resources to help you succeed.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#23 in Carpinteria, CA

#14,058 in California

#60,671 in US

Carpinteria, CA, United States of America

Essex-Tec Corporation

Forward Citations = 39

6 inventors:

John C Echols (3 out of 10 patents)

Peter Kaufman (2 out of 13 patents)

James P Burgess (2 out of 23 patents)

4. Charles W Staufenberg (1 out of 4 patents)

5. John J Sharkey (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Essex-Tec Corporation. Retrieved from https://idiyas.com/company/essex-tec

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]