% Expired Patents = 20.0

Forward Citations = 6

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3 inventors (with patents filed for the assignee):

Gregory H Ames (5 out of 13 patents)

Philip N Zercher (1 out of 2 patents)

Steven Douglas Roach (1 out of 22 patents)

5 patents: Sort by Forward Citations

1. 10345323 - Thermally balanced differential accelerometer (2019-07-09),

2. 9698844 - Signal path processing bias error detector (2017-07-04),

3. 9459369 - Inductive sensor with demodulator (2016-10-04),

4. 9281854 - Signal path processing bias error detector (2016-03-08),

5. 9267958 - Thermally balanced differential accelerometer (2016-02-23),

Company Overview

Blue Line Engineering Company is a leading provider of engineering solutions, specializing in civil engineering, structural engineering, and project management services. With a team of highly skilled professionals, we deliver innovative and cost-effective solutions to meet our clients' needs. Our commitment to quality, integrity, and customer satisfaction sets us apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#68 in Colorado Springs, CO

#1,156 in Colorado

#51,620 in US

Colorado Springs, CO, United States of America

Blue Line Engineering Company

Forward Citations = 6

3 inventors:

Gregory H Ames (5 out of 13 patents)

Philip N Zercher (1 out of 2 patents)

Steven Douglas Roach (1 out of 22 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Blue Line Engineering Company. Retrieved from https://idiyas.com/company/blue-line-engineering-company

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]