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For the Inventor, By the Inventor

Houston, TX, United States of America

Hydrotech International, Inc.

Calculating rank
USPTO Granted Patents = 23

Forward Citations = 564

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23 inventors (with patents filed for the assignee):

goldMedal James F Arnold (6 out of 14 patents)

silverMedal Anthony Bruce Duncan (4 out of 4 patents)

bronzeMedal 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:

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),
Company Overview
Hydrotech International, Inc. is a Houston-based company specializing in advanced water treatment solutions and technologies. The organization focuses on developing innovative systems for water purification, desalination, and wastewater management, catering to both industrial and municipal sectors. With a commitment to sustainability, Hydrotech aims to address global water challenges through cutting-edge research and engineering, enhancing water quality and availability across various applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

23 Patents

#233 in Houston, TX

#852 in Texas

#14,466 in US

#27,777 in the World

Houston, TX (US)
Houston, TX, United States of America

Hydrotech International, Inc.

Forward Citations = 564

23 inventors:

goldMedal James F Arnold (6 out of 14 patents)

silverMedal Anthony Bruce Duncan (4 out of 4 patents)

bronzeMedal 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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hydrotech International, Inc.. Retrieved from https://idiyas.com/company/hydrotech-international

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]
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