For the Inventor, By the Inventor

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Naperville, IL, United States of America

Nalco Company

USPTO Granted Patents = 386

% Expired Patents = 8.8

CIPO Patents = 49

EPO Patents = 214

Trademarks = 96

Forward Citations = 2,955

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366 inventors (with patents filed for the assignee):

Prasad Y Duggirala (21 out of 36 patents)

Peter D Hicks (17 out of 18 patents)

Sergey M Shevchenko (16 out of 25 patents)

4. Bruce A Keiser (15 out of 42 patents)

5. Kin-Tai Chang (14 out of 28 patents)

6. John David Kildea (14 out of 23 patents)

7. Weiguo Cheng (13 out of 36 patents)

8. Mingli Wei (13 out of 33 patents)

9. John E Hoots (13 out of 66 patents)

10. Bo L Tran (13 out of 16 patents)

11. Dmitri L Kouznetsov (13 out of 21 patents)

12. Duy T Nguyen (12 out of 54 patents)

13. David A Grattan (12 out of 12 patents)

14. Kailas B Sawant (11 out of 14 patents)

15. Rodney H Banks (11 out of 40 patents)

Core Competencies:

Corrosion Inhibitors

Fluid Treatment

Oil Recovery

Emulsion Resolution

Surfactants

Water Quality

Hydrocarbon Recovery

Filtration Improvement

Biocontrol

Chlorine Analysis

Scale Control

Pulping Processes

386 patents: Sort by Forward Citations

1. 9834732 - Development and implementation of analyzer based control system and algorithm (2017-12-05),

2. 9776105 - Method for conditioning and processing whole or thin stillage to aid in the separation and recovery of protein and oil fractions (2017-10-03),

3. 9683935 - Method to measure surfactant in fluid (2017-06-20),

4. 9682383 - Gas stream treatment process (2017-06-20),

5. 9663705 - Method for resolving emulsions in enhanced oil recovery operations (2017-05-30),

6. 9650267 - Fluid treatment reactor (2017-05-16),

7. 9631219 - Metabolic rate indicator for cellular populations (2017-04-25),

8. 9631133 - Foamers for downhole injection (2017-04-25),

9. 9611431 - Method of reducing corrosion and corrosion byproduct deposition in a crude unit (2017-04-04),

10. 9574429 - Hydrocarbon mobility and recovery through in-situ combustion with the addition of ammonia (2017-02-21),

11. 9574119 - Method of producing creping adhesive (2017-02-21),

12. 9562861 - Method of monitoring macrostickies in a recycling and paper or tissue making process involving recycled pulp (2017-02-07),

13. 9555420 - Gas stream treatment process (2017-01-31),

14. 9555364 - Acid gas scrubbing composition (2017-01-31),

15. 9550935 - Method of controlling gas hydrates in fluid systems (2017-01-24),

Nalco Water, an Ecolab company, is a global leader in water, hygiene, and energy technologies and services. They provide a comprehensive range of solutions to help customers optimize their water and energy use, improve operational efficiency, and reduce environmental impact. With over 75 years of industry experience, Nalco Water is trusted by businesses worldwide to deliver innovative and sustainable solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

386 Patents

#2 in Naperville, IL

#68 in Illinois

#1,193 in US

#2,389 in the World

Naperville, IL, United States of America

Nalco Company

Forward Citations = 2,955

366 inventors:

Prasad Y Duggirala (21 out of 36 patents)

Peter D Hicks (17 out of 18 patents)

Sergey M Shevchenko (16 out of 25 patents)

4. Bruce A Keiser (15 out of 42 patents)

5. Kin-Tai Chang (14 out of 28 patents)

Please report any incorrect information to [email protected]

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