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For the Inventor, By the Inventor

Saint Paul, MN, United States of America

Ecolab Inc.


USPTO Granted Patents = 792

% Expired Patents = 6.8



Trademarks = 174

Forward Citations = 23,041

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594 inventors (with patents filed for the assignee):

goldMedal Steven Eugene Lentsch (69 out of 139 patents)

silverMedal Keith Edward Olson (58 out of 86 patents)

bronzeMedal Victor F Man (56 out of 91 patents)

4.  Kim R Smith (50 out of 171 patents)

5.  James L Copeland (49 out of 56 patents)

6.  Michael E Besse (45 out of 78 patents)

7.  Robert D P Hei (44 out of 60 patents)

8.  John Ellwood Thomas (42 out of 65 patents)

9.  Terry James Klos (41 out of 48 patents)

10.  Keith Darrell Lokkesmoe (38 out of 45 patents)

11.  Minyu Li (33 out of 51 patents)

12.  Daniel K Boche (31 out of 31 patents)

13.  Mark Dennis Levitt (30 out of 90 patents)

14.  Francis Lawrence Richter (26 out of 29 patents)

15.  Timothy A Gutzmann (24 out of 38 patents)


Core Competencies:
Chemical Solutions
Cleaning Compositions
Automated Dispensing
Antimicrobial Agents
Solid Cleaning Products
Surface Cleanliness
Pest Control
Textile Dryness
Volumetric Control
Lubricants
Waste Management
Food Safety

792 patents:

1. 9376306 - Methods of dispensing (2016-06-28),
2. 9249539 - Determination of dryness of textiles in a dryer (2016-02-02),
3. 9102509 - Make-up dispense in a mass based dispensing system (2015-08-11),
4. 9051163 - Automatic calibration of chemical product dispense systems (2015-06-09),
5. 8990098 - Validated healthcare cleaning and sanitizing practices (2015-03-24),
6. 8905266 - Method for multiple dosage of liquid products, dosing apparatus and dosing system (2014-12-09),
7. 8894897 - Pressed, self-solidifying, solid cleaning compositions and methods of making them (2014-11-25),
8. 8889048 - Pressed, self-solidifying, solid cleaning compositions and methods of making them (2014-11-18),
9. 8722609 - Limescale and soap scum removing composition containing methane sulfonic acid (2014-05-13),
10. 8635806 - Method and apparatus for automatic pest trap report generation and additional trap parameter data (2014-01-28),
11. 8540937 - Formulating chemical solutions based on volumetric and weight based control measurements (2013-09-24),
12. 8509473 - Optical processing to control a washing apparatus (2013-08-13),
13. 8293696 - Alkaline composition comprising a chelant mixture, including HEIDA, and method of producing same (2012-10-23),
14. 8277745 - Interchangeable load cell assemblies (2012-10-02),
15. 8229204 - Optical processing of surfaces to determine cleanliness (2012-07-24),
Ecolab Inc., headquartered in Saint Paul, MN, specializes in chemical dispensing solutions aimed at enhancing cleanliness and safety across various industries. The company develops a wide range of chemical solutions, including cleaning compositions and antimicrobial agents, tailored for diverse applications such as food safety, healthcare, and hospitality. Ecolab is also known for its automated dispensing systems and solid cleaning products, which promote surface cleanliness and effective pest control, ensuring operational efficiency and environmental sustainability.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

792 Patents

#5 in Saint Paul, MN

#18 in Minnesota

#645 in US

#1,266 in the World

Saint Paul, MN (US)
Saint Paul, MN, United States of America

Ecolab Inc.

Forward Citations = 23,041

594 inventors:

goldMedal Steven Eugene Lentsch (69 out of 139 patents)

silverMedal Keith Edward Olson (58 out of 86 patents)

bronzeMedal Victor F Man (56 out of 91 patents)

4.  Kim R Smith (50 out of 171 patents)

5.  James L Copeland (49 out of 56 patents)

Please report any incorrect information to [email protected]
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