Forward Citations = 187

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6 inventors (with patents filed for the assignee):

Jack E Miller (6 out of 24 patents)

Emil E Dopyera (3 out of 4 patents)

Bruce E Morris (2 out of 13 patents)

4. Fred L Avery (1 out of 2 patents)

5. Michael W Spiering (1 out of 6 patents)

6. Richard L Ahlgrim (1 out of 2 patents)

9 patents: Sort by Forward Citations

1. 6305720 - Remote articulated connector (2001-10-23),

2. 5590913 - Pipeline connector for connecting a branch pipe to a carrier pipe (1997-01-07),

3. 4618173 - Swivel coupling element (1986-10-21),

4. 4608739 - Connector of and sealing of tubular members (1986-09-02),

5. 4530526 - Swivel coupling element (1985-07-23),

6. 4436325 - Coupling (1984-03-13),

7. 4372584 - Coupling for coupling tubular elements (1983-02-08),

8. 4348039 - Release coupling (1982-09-07),

9. 4178020 - Locking slip joint and method of use (1979-12-11),

Company Overview

Big Inch Marine Systems specializes in designing and manufacturing custom marine hydraulic systems for a variety of applications. With over 20 years of experience, we provide expert engineering and innovative solutions to meet our clients' specific needs. Our state-of-the-art facilities and dedicated team ensure high-quality products and exceptional customer service.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

9 Patents

#514 in Houston, TX

#2,059 in Texas

#32,605 in US

Houston, TX, United States of America

Big Inch Marine Systems

Forward Citations = 187

6 inventors:

Jack E Miller (6 out of 24 patents)

Emil E Dopyera (3 out of 4 patents)

Bruce E Morris (2 out of 13 patents)

4. Fred L Avery (1 out of 2 patents)

5. Michael W Spiering (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Big Inch Marine Systems. Retrieved from https://idiyas.com/company/big-inch-marine-systems

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]