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Stamford, CT, United States of America

Fuel Tech, Inc.

USPTO Granted Patents = 68

% Expired Patents = 23.5

CIPO Patents = 1

EPO Patents = 4

Trademarks = 10

Forward Citations = 977

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56 inventors (with patents filed for the assignee):

William H Sun (18 out of 22 patents)

William R Epperly (17 out of 17 patents)

James C Sullivan (17 out of 17 patents)

4. Barry N Sprague (15 out of 27 patents)

5. Christopher R Smyrniotis (11 out of 12 patents)

6. John M Boyle (10 out of 10 patents)

7. Kent W Schulz (10 out of 10 patents)

8. Ian Saratovsky (9 out of 21 patents)

9. Emelito P Rivera (9 out of 9 patents)

10. Vasudeo S Gavaskar (7 out of 9 patents)

11. Wayne E Bowers (7 out of 10 patents)

12. Paul G Carmignani (6 out of 6 patents)

13. Mingming Fang (5 out of 19 patents)

14. Jeremy D Peter-Hoblyn (5 out of 24 patents)

15. John H O'Leary (5 out of 5 patents)

Core Competencies:

Nitrogen Oxides

Sulfur Oxides

Water Treatment

Ammonia Generation

Adsorbents

Emissions Control

Flame Combustion

Pollutant Concentration

Scrubbing

Acid Mediation

Gas Saturation

Combustion Efficiency

68 patents: Sort by Forward Citations

1. 11944952 - Removing contaminants from water with adsorbents (2024-04-02),

2. 11642634 - Gas saturation of liquids with application to dissolved gas flotation and supplying dissolved gases to downstream processes and water treatment (2023-05-09),

3. 11339056 - Controlled, compact, on-demand ammonia gas generation process and apparatus (2022-05-24),

4. 11332388 - Removal of selenium from water with kaolinite (2022-05-17),

5. 11332387 - Removing arsenic from water with acid-activated clay (2022-05-17),

6. 10197272 - Process and apparatus for reducing acid plume (2019-02-05),

7. 10166507 - Process for hydrochloric acid mediation (2019-01-01),

8. 10124288 - [object Object] (2018-11-13),

9. 9802154 - Process for sulfur dioxide, hydrochloric acid and mercury mediation (2017-10-31),

10. 9718025 - Reducing hydrochloric acid in cement kilns (2017-08-01),

11. 9656207 - [object Object] (2017-05-23),

12. 9399597 - Ash compositions recovered from coal combustion gases having reduced emissions of HCI and/or mercury (2016-07-26),

13. 9393518 - Processes, apparatus, compositions and systems for reducing emissions of HCI and/or sulfur oxides (2016-07-19),

14. 9289721 - Process and apparatus for improving the operation of wet scrubbers (2016-03-22),

15. 8992868 - Dry processes, apparatus compositions and systems for reducing mercury, sulfur oxides and HCl (2015-03-31),

Fuel Tech, Inc. is a leading technology company engaged in the development, commercialization, and application of state-of-the-art proprietary technologies for air pollution control, process optimization, and advanced engineering services. They deliver cost-effective solutions to their customers in the power generation, refining, chemical, and industrial sectors worldwide. With over 30 years of experience, Fuel Tech continues to innovate and provide efficient technologies for cleaner and more sustainable energy production.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

68 Patents

#17 in Stamford, CT

#148 in Connecticut

#5,364 in US

#10,868 in the World

Stamford, CT, United States of America

Fuel Tech, Inc.

Forward Citations = 977

56 inventors:

William H Sun (18 out of 22 patents)

William R Epperly (17 out of 17 patents)

James C Sullivan (17 out of 17 patents)

4. Barry N Sprague (15 out of 27 patents)

5. Christopher R Smyrniotis (11 out of 12 patents)

Please report any incorrect information to [email protected]

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