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For the Inventor, By the Inventor

Salt Lake City, UT, United States of America

Westech Engineering, Inc.


USPTO Granted Patents = 15

% Expired Patents = 26.7


Trademarks = 13

Forward Citations = 52

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27 inventors (with patents filed for the assignee):

goldMedal Darrell Wayne Christianson (5 out of 5 patents)

silverMedal Brian Lee Primrose (3 out of 3 patents)

bronzeMedal Rand S Faaborg (3 out of 3 patents)

4.  Philip Lake (3 out of 3 patents)

5.  Darin Lynn St Germain (2 out of 8 patents)

6.  Jonathan Bay Farrell (2 out of 2 patents)

7.  Clifford Dale Barber (2 out of 2 patents)

8.  Brian Leo Brink (2 out of 2 patents)

9.  Scott Allen Pallwitz (2 out of 2 patents)

10.  Chad Allen Carpenter (2 out of 2 patents)

11.  Jeffery H Easton (2 out of 2 patents)

12.  Ralph A Cutler (2 out of 2 patents)

13.  Mark Crozier (2 out of 2 patents)

14.  Thomas Martin Dumbaugh (1 out of 1 patent)

15.  Eric Allen Lawrence (1 out of 4 patents)


15 patents:

1. 11780741 - Modular underdrain systems (2023-10-10),
2. 11247918 - Multi-media clarification systems and methods (2022-02-15),
3. 11130693 - Combination biological contactor and self-backwashing filter systems (2021-09-28),
4. 10941050 - Modular underdrain systems (2021-03-09),
5. 10913667 - Multi-media clarification systems and methods (2021-02-09),
6. 9878930 - Systems and methods for installing digester ballast (2018-01-30),
7. 9758404 - Methods and apparatuses for adjustable air capture and release (2017-09-12),
8. 9506850 - Apparatus and method for determining one or more characteristics of a viscous material (2016-11-29),
9. 8551330 - Carbon retention screen with variable discharge head (2013-10-08),
10. 8182701 - Method of optimizing feed distribution in a sedimentation vessel (2012-05-22),
11. 8123955 - Method of optimizing feed concentration in a sedimentation vessel (2012-02-28),
12. 6800209 - Energy dissipating inlet for clarifier feedwells (2004-10-05),
13. 5976370 - Underdrain structure for media filters (1999-11-02),
14. 5376280 - Flocculation control system and method (1994-12-27),
15. 4442001 - Rotary vacuum filter (1984-04-10),
Company Overview
Westech Engineering, Inc. is a prominent engineering firm based in Salt Lake City, Utah, specializing in the development and manufacturing of advanced technology solutions. The company focuses on providing innovative engineering services and products across various sectors, including aerospace, defense, and industrial applications. Westech is recognized for its commitment to quality and precision, leveraging cutting-edge research and technology to meet the evolving needs of its clients in a competitive landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

15 Patents

#96 in Salt Lake City, UT

#246 in Utah

#21,052 in US

#39,921 in the World

Salt Lake City, UT (US)
Salt Lake City, UT, United States of America

Westech Engineering, Inc.

Forward Citations = 52

27 inventors:

goldMedal Darrell Wayne Christianson (5 out of 5 patents)

silverMedal Brian Lee Primrose (3 out of 3 patents)

bronzeMedal Rand S Faaborg (3 out of 3 patents)

4.  Philip Lake (3 out of 3 patents)

5.  Darin Lynn St Germain (2 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Westech Engineering, Inc.. Retrieved from https://idiyas.com/company/westech-engineering

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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