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Irving, TX, United States of America

Nch Corporation

USPTO Granted Patents = 97

% Expired Patents = 8.2

CIPO Patents = 3

EPO Patents = 19

Trademarks = 62

Forward Citations = 664

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92 inventors (with patents filed for the assignee):

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

J Andrew Waynick (15 out of 15 patents)

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: Sort by Forward Citations

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),

Company Overview

Nch Corporation, headquartered in Irving, TX, specializes in innovative water treatment systems that address various industrial needs. The company focuses on advanced technologies for groundwater treatment, biofilm detection, and aquaculture, enhancing water quality and efficiency. Nch's expertise extends to corrosion inhibition, probiotic delivery, and grease manufacturing, providing comprehensive solutions for diverse sectors. Their commitment to chemical dilution and nutrient composition further underscores their role in promoting sustainable practices in water management.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

97 Patents

#5 in Irving, TX

#211 in Texas

#3,887 in US

#7,981 in the World

Irving, TX, United States of America

Nch Corporation

Forward Citations = 664

92 inventors:

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

J Andrew Waynick (15 out of 15 patents)

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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nch Corporation. Retrieved from https://idiyas.com/company/nch

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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