For the Inventor, By the Inventor

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Santa Ana, CA, United States of America

Wahlco, Inc.

Calculating rank

USPTO Granted Patents = 18

Trademarks = 1

Forward Citations = 364

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15 inventors (with patents filed for the assignee):

Henry V Krigmont (6 out of 25 patents)

Everett L Coe, Jr (6 out of 10 patents)

Barry J Southam (3 out of 3 patents)

4. William E Archer (3 out of 4 patents)

5. Felix E Spokoyny (2 out of 18 patents)

6. Wayne R Kozacka (2 out of 6 patents)

7. Vincent F Middleton (2 out of 2 patents)

8. Madoka Fujita (1 out of 2 patents)

9. William G Hankins (1 out of 2 patents)

10. Peter Paul Anderson (1 out of 1 patent)

11. Daniel A Hebert (1 out of 1 patent)

12. Fellix E Spokoyny (1 out of 1 patent)

13. Sammy Y Murad (1 out of 1 patent)

14. Gerd Junkers (1 out of 2 patents)

15. E Lee Coe, Jr (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 9586831 - Urea to ammonia process (2017-03-07),

2. 5540755 - Catalytic sulfur trioxide flue gas conditioning (1996-07-30),

3. 5538539 - Catalytic sulfur trioxide flue gas conditioning (1996-07-23),

4. 5524557 - Catalytic sulfur trioxide flue gas conditioning (1996-06-11),

5. 5122162 - Control system for flue gas conditioning (1992-06-16),

6. 5029535 - Control of addition of conditioning agents to flue gas (1991-07-09),

7. 5024171 - Reduction of acidic emissions from combustion of sulfur-laden fuels (1991-06-18),

8. 5008628 - Measurement of electrical resistivity of particulate entrained in a gas (1991-04-16),

9. 4987839 - Removal of particulate matter from combustion gas streams (1991-01-29),

10. 4966610 - Conditioning of gas streams containing particulate (1990-10-30),

11. 4573638 - Injection probe (1986-03-04),

12. 4400662 - Method and apparatus for energizing an electrostatic precipitator (1983-08-23),

13. 4333746 - Gas conditioning means for a plurality of boilers (1982-06-08),

14. 4179071 - Industrial sulfur trioxide gas injection probe and method of manufacture (1979-12-18),

15. 4128871 - High voltage DC power supply (1978-12-05),

Company Overview

Wahlco, Inc. is a leading provider of advanced air pollution control technologies, specializing in the design and manufacture of systems that address environmental compliance challenges. The company focuses on solutions for industrial applications, including power generation and manufacturing sectors, ensuring that clients meet regulatory standards while enhancing operational efficiency. With a commitment to innovation, Wahlco leverages its expertise in engineering and environmental science to deliver effective and sustainable solutions for air quality management.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

18 Patents

#20 in Santa Ana, CA

#4,295 in California

#17,980 in US

#34,263 in the World

Santa Ana, CA, United States of America

Wahlco, Inc.

Forward Citations = 364

15 inventors:

Henry V Krigmont (6 out of 25 patents)

Everett L Coe, Jr (6 out of 10 patents)

Barry J Southam (3 out of 3 patents)

4. William E Archer (3 out of 4 patents)

5. Felix E Spokoyny (2 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Wahlco, Inc.. Retrieved from https://idiyas.com/company/wahlco

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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