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For the Inventor, By the Inventor

Richmond, VA, United States of America

Infilco Degremont, Inc.


USPTO Granted Patents = 41



Trademarks = 17

Forward Citations = 482

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59 inventors (with patents filed for the assignee):

goldMedal Peter E Schuerch (5 out of 22 patents)

silverMedal Richard K Weltz (5 out of 5 patents)

bronzeMedal Ky Dangtran (3 out of 3 patents)

4.  Robert Kelly (3 out of 3 patents)

5.  Joseph Edward Zuback (3 out of 28 patents)

6.  William R Nichols (3 out of 3 patents)

7.  Paris Neofotistos (2 out of 3 patents)

8.  Antonio Lau (2 out of 3 patents)

9.  Michael L Pudvay (2 out of 2 patents)

10.  John D Dyson (2 out of 2 patents)

11.  Ronald C Maness (2 out of 2 patents)

12.  Peter E Kanow (2 out of 2 patents)

13.  James Kallio (2 out of 2 patents)

14.  Stephen P Angelino (2 out of 2 patents)

15.  Louis H Piper (2 out of 4 patents)


Core Competencies:
Denitrification System
Sludge Incineration
Biological Treatment
Water Deionization
Boron Removal
UV Irradiation
Fluid Disinfection
Mercury Removal
Automatic Backwash Filters
Liquid Purification
Ozone Generation
Turbidity Monitoring

41 patents:

1. 9969635 - Downflow denitrification system (2018-05-15),
2. 9291347 - Methods for incinerating sludge in a combustor (2016-03-22),
3. 9255022 - Biological-chemical treatment of liquid organic wastewater (2016-02-09),
4. 9126852 - Mobile system for treatment of water by deionization (2015-09-08),
5. 8808547 - Apparatus and processes for removing boron from liquids (2014-08-19),
6. 8291842 - Methods for incinerating sludge in a combustor (2012-10-23),
7. 7985576 - Methods and systems for biological treatment of flue gas desulfurization wastewater (2011-07-26),
8. 7097764 - Apparatus for irradiating fluids with UV (2006-08-29),
9. 7090771 - Filtration system underdrain (2006-08-15),
10. 7048852 - Method and apparatus for treating water or wastewater to reduce organic and hardness contamination (2006-05-23),
11. 6620318 - Modular disinfection system for fluids (2003-09-16),
12. 6383370 - Apparatus for treating wastewater (2002-05-07),
13. 6375909 - Method for the removal of mercury and nitrogen oxides from combustion flue gas (2002-04-23),
14. 5952663 - Apparatus for improving UV dosage applied to fluids in open channel UV (1999-09-14),
15. 5618421 - Underdrain filter plate installations in automatic backwash filter (1997-04-08),
Infilco Degremont, Inc. is a leading global provider of water treatment solutions. With a history dating back over 100 years, they specialize in the design, engineering, manufacturing, and installation of advanced water and wastewater treatment systems. Their solutions address diverse challenges in industries such as municipal water, industrial water, and wastewater treatment. Infilco Degremont works with clients worldwide to deliver sustainable, efficient, and reliable water treatment solutions.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

41 Patents

#23 in Richmond, VA

#144 in Virginia

#8,156 in US

#16,191 in the World

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Richmond, VA, United States of America

Infilco Degremont, Inc.

Forward Citations = 482

59 inventors:

goldMedal Peter E Schuerch (5 out of 22 patents)

silverMedal Richard K Weltz (5 out of 5 patents)

bronzeMedal Ky Dangtran (3 out of 3 patents)

4.  Robert Kelly (3 out of 3 patents)

5.  Joseph Edward Zuback (3 out of 28 patents)

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