logo

For the Inventor, By the Inventor

Austin, TX, United States of America

Enviroquip Inc.


USPTO Granted Patents = 16

Trademarks = 3

Forward Citations = 329

Loading Chart...
Loading Chart...

14 inventors (with patents filed for the assignee):

goldMedal Elena Bailey (5 out of 5 patents)

silverMedal Robert H Shurtleff (4 out of 4 patents)

bronzeMedal Hiren Trivedi (2 out of 10 patents)

4.  Gary D Haggard (2 out of 3 patents)

5.  Milton R Melber (2 out of 2 patents)

6.  Dennis Livingston (1 out of 10 patents)

7.  Jeffrey A Hallsten (1 out of 22 patents)

8.  James Porteous (1 out of 6 patents)

9.  Tony L Langley (1 out of 1 patent)

10.  Jeffrey Charles Kauppila (1 out of 1 patent)

11.  Robert E Emrie (1 out of 1 patent)

12.  William N Walton (1 out of 1 patent)

13.  Henry J Hervol (1 out of 1 patent)

14.  Harrington, James M (1 out of 1 patent)


16 patents:

1. 6743362 - Sewage treatment process (2004-06-01),
2. 6712970 - Sewage treatment process with phosphorus removal (2004-03-30),
3. 6691413 - Underdrain filtration system with stamped perforations (2004-02-17),
4. 6454104 - Clarifier with influent well scum removal (2002-09-24),
5. 6274044 - Clarifier with influent well scum removal (2001-08-14),
6. 6090284 - Underdrain unit for granular filtration system (2000-07-18),
7. 6068134 - Clarifier with influent well scum removal (2000-05-30),
8. 5972220 - Pre-thickened aerobic digester system (1999-10-26),
9. 5830356 - Hydraulic differential clarifier (1998-11-03),
10. 5779890 - Multi-eductor system (1998-07-14),
11. 5545358 - Tank cover structure with aeration distribution (1996-08-13),
12. 5264126 - Clarifier drive for waste water treatment system (1993-11-23),
13. 5240609 - Sludge filtering device and grid system (1993-08-31),
14. 4863644 - Gas diffuser (1989-09-05),
15. 4720360 - Diffused aeration system (1988-01-19),
Company Overview
Enviroquip Inc. is a specialized engineering firm based in Austin, TX, focusing on innovative solutions for water and wastewater treatment. The company develops advanced technologies aimed at enhancing the efficiency and sustainability of water management systems. With a strong emphasis on environmental stewardship, Enviroquip provides a range of products and services that cater to municipal and industrial clients, ensuring compliance with regulatory standards while promoting resource conservation and operational effectiveness.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

16 Patents

#197 in Austin, TX

#1,216 in Texas

#19,922 in US

#37,828 in the World

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

Enviroquip Inc.

Forward Citations = 329

14 inventors:

goldMedal Elena Bailey (5 out of 5 patents)

silverMedal Robert H Shurtleff (4 out of 4 patents)

bronzeMedal Hiren Trivedi (2 out of 10 patents)

4.  Gary D Haggard (2 out of 3 patents)

5.  Milton R Melber (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Enviroquip Inc.. Retrieved from https://idiyas.com/company/enviroquip

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]
Loading…