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Trademarks = 1

Forward Citations = 185

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6 inventors (with patents filed for the assignee):

Jack E Miller (6 out of 23 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),

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.

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USPTO Data Jan 1 1976 - Dec 2 2025

9 Patents

#501 in Houston, TX

#2,003 in Texas

#31,581 in US

Houston, TX, United States of America

Big Inch Marine Systems