For the Inventor, By the Inventor

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Houston, TX, United States of America

Hydrotech International, Inc.

USPTO Granted Patents = 23

Forward Citations = 557

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23 inventors (with patents filed for the assignee):

James F Arnold (6 out of 14 patents)

Anthony Bruce Duncan (4 out of 4 patents)

Gerald A Marsh (3 out of 3 patents)

4. Glen E Lochte (3 out of 12 patents)

5. James A Burton (2 out of 17 patents)

6. Arthur H Chin (2 out of 9 patents)

7. Thomas J Ames (2 out of 10 patents)

8. William E White, Jr (2 out of 2 patents)

9. Harvey O Mohr (2 out of 2 patents)

10. Burlie R Bowen (2 out of 2 patents)

11. Glen R Sumner (1 out of 8 patents)

12. Raymond E Latham (1 out of 11 patents)

13. Eugene O Lee (1 out of 1 patent)

14. George C Koch (1 out of 1 patent)

15. Paul M Collins (1 out of 1 patent)

23 patents: Sort by Forward Citations

1. 4209270 - Pipe connector apparatus and method (1980-06-24),

2. 4116471 - Quick operating connector for pipes or the like (1978-09-26),

3. 4116015 - Method and apparatus for remotely attaching a riser pipe to an offshore (1978-09-26),

4. 4091514 - Subsea machine tool (1978-05-30),

5. 4089455 - Apparatus and method for connecting pipes by welding (1978-05-16),

6. 4078832 - Pipe coupling with improved seal means (1978-03-14),

7. 4076130 - Apparatus for mounting a coupling member over a pipe end in a subsea (1978-02-28),

8. 4059288 - Pressure balanced safety pipeline connector (1977-11-22),

9. 4045054 - Apparatus for rigidly interconnecting misaligned pipe ends (1977-08-30),

10. 4044749 - Concrete removal tool (1977-08-30),

11. 4028903 - Method and apparatus for maneuvering pipe ends in a subsea location (1977-06-14),

12. 4014567 - Apparatus for coupling pipe or the like (1977-03-29),

13. 4014180 - Method for making a remote controlled sub-sea pipe connection (1977-03-29),

14. 4006921 - Pipe coupling (1977-02-08),

15. 4005881 - Ring set ball coupling (1977-02-01),

Hydrotech International, Inc. is a leading provider of water treatment solutions and services worldwide. With over 20 years of experience, we specialize in designing, manufacturing, and distributing innovative water purification systems for various industries, including residential, commercial, and industrial sectors. Our cutting-edge technologies ensure efficient water treatment, resulting in clean, safe, and sustainable water resources. We are committed to delivering reliable and cost-effective solutions tailored to meet our clients' specific needs. Visit our website to explore our comprehensive range of products and learn more about our expertise in water treatment.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

23 Patents

#230 in Houston, TX

#846 in Texas

#13,951 in US

#26,826 in the World

Houston, TX, United States of America

Hydrotech International, Inc.

Forward Citations = 557

23 inventors:

James F Arnold (6 out of 14 patents)

Anthony Bruce Duncan (4 out of 4 patents)

Gerald A Marsh (3 out of 3 patents)

4. Glen E Lochte (3 out of 12 patents)

5. James A Burton (2 out of 17 patents)

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