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For the Inventor, By the Inventor

Irving, TX, United States of America

Nch Corporation


USPTO Granted Patents = 97

% Expired Patents = 8.2



Trademarks = 62

Forward Citations = 664

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92 inventors (with patents filed for the assignee):

goldMedal Robert Clarence Pearce, Iii (19 out of 19 patents)

silverMedal J Andrew Waynick (15 out of 15 patents)

bronzeMedal Charles J Greenwald (14 out of 17 patents)

4.  Dale Vilmer Kiplinger (12 out of 13 patents)

5.  Adrian J Denvir (11 out of 11 patents)

6.  Jordan E Church (10 out of 12 patents)

7.  Gabriel F K Everett (9 out of 12 patents)

8.  Judith Gayle Pruitt (9 out of 11 patents)

9.  Daniel Aberle (8 out of 8 patents)

10.  Lyle H Steimel (8 out of 8 patents)

11.  David Vela (8 out of 8 patents)

12.  Amanda K Rosmarin (8 out of 10 patents)

13.  Judy Pruitt (7 out of 7 patents)

14.  George Aboagye (7 out of 7 patents)

15.  Jose E Evaro (7 out of 7 patents)


Core Competencies:
Groundwater Treatment
Biofilm Detection
Aquaculture
Nutrient Composition
Corrosion Inhibition
Probiotic Delivery
Grease Manufacturing
Chemical Dilution
Hazard Indicators
Wastewater Remediation
High Voltage Treatment
Biomass Generation

97 patents:

1. 12582943 - System and method for groundwater treatment for non-potable use (2026-03-24),
2. 12331261 - Composition and method of manufacturing sulfonate-based greases using a glycerol derivative (2025-06-17),
3. 12196666 - System and method for detecting biofilm growth in water systems (2025-01-14),
4. 12146114 - Composition and method of manufacturing and using extremely rheopectic sulfonate-based greases (2024-11-19),
5. 12115199 - Delivery system and probiotic composition for animals and plants (2024-10-15),
6. 12097226 - System and method for using a single-serve nutrient spore composition for small scale farm applications (2024-09-24),
7. 12031901 - System and method for detecting biofilm growth in water systems (2024-07-09),
8. 12031100 - Composition and method of manufacturing calcium magnesium sulfonate greases (2024-07-09),
9. 11981552 - Pry bar assembly (2024-05-14),
10. 11858790 - Pry bar assembly (2024-01-02),
11. 11805800 - Composition and method for germinative compounds in probiotic food and beverage products for human consumption (2023-11-07),
12. 11661563 - Composition and method of manufacturing and using extremely rheopectic sulfonate-based greases (2023-05-30),
13. 11661365 - Composition and method for inhibiting corrosion (2023-05-30),
14. 11608283 - Method for improving quality of aquaculture pond water using a nutrient germinant composition and spore incubation method (2023-03-21),
15. 11576937 - Method of reducing gut inflammation reduction in humans by consuming a heated probiotic composition (2023-02-14),
NCH Corporation is a global provider of industrial and commercial maintenance, repair, and supply solutions. With headquarters in Texas, USA, NCH offers innovative products and services in areas such as water treatment, plumbing, HVAC, food safety, and waste management. With a strong commitment to sustainability, NCH helps businesses enhance efficiency, reduce costs, and improve overall operations. Visit their website for more information and to explore their extensive range of solutions.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

Nch Corporation
97 Patents

#5 in Irving, TX

#211 in Texas

#3,881 in US

#7,969 in the World

Irving, TX (US)
Irving, TX, United States of America

Nch Corporation

Forward Citations = 664

92 inventors:

goldMedal Robert Clarence Pearce, Iii (19 out of 19 patents)

silverMedal J Andrew Waynick (15 out of 15 patents)

bronzeMedal Charles J Greenwald (14 out of 17 patents)

4.  Dale Vilmer Kiplinger (12 out of 13 patents)

5.  Adrian J Denvir (11 out of 11 patents)

Please report any incorrect information to [email protected]
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