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Islington, Canada

Erco Industries Limited

USPTO Granted Patents = 45

Trademarks = 2

Forward Citations = 535

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22 inventors (with patents filed for the assignee):

Gerald Cowley (11 out of 22 patents)

Maurice C Fredette (11 out of 19 patents)

Richard Swindells (8 out of 9 patents)

4. Douglas W Reeve (5 out of 12 patents)

5. James D McGilvery (4 out of 7 patents)

6. W Howard Rapson (4 out of 8 patents)

7. Helena Twardowska (2 out of 3 patents)

8. Norman W Meyers (2 out of 2 patents)

9. James H Forster (2 out of 2 patents)

10. Peter David Dick (1 out of 2 patents)

11. Zbigniew Twardowski (1 out of 11 patents)

12. Arun K Deshpande (1 out of 1 patent)

13. Mark Kostanecki (1 out of 1 patent)

14. John A Charnock (1 out of 1 patent)

15. Ernest R Brazier (1 out of 1 patent)

Core Competencies:

Chlorine Dioxide Generation

Water Treatment

Red Phosphorus Production

Chlorate Cell System

Bleaching Procedures

Modular Chlorine Dioxide Systems

High Efficiency Production

Acid Recovery Processes

Sodium Polyphosphates

Electrode Construction

Phosphate Composition

Oxidation Processes

45 patents: Sort by Forward Citations

1. 4678655 - Acid recovery in clorine dioxide generation (1987-07-07),

2. 4534952 - Small scale generation of chlorine dioxide for water treatment (1985-08-13),

3. 4526766 - Production of red phosphorus (1985-07-02),

4. 4489183 - Stabilization of red phosphorus (1984-12-18),

5. 4473540 - High efficiency chlorine dioxide process (1984-09-25),

6. 4465658 - Chlorine dioxide process (1984-08-14),

7. 4421728 - Stabilization of red phosphorus (1983-12-20),

8. 4421598 - Bleaching procedure using chlorine dioxide and chlorine solutions (1983-12-20),

9. 4414193 - Production of chlorine dioxide on a small scale (1983-11-08),

10. 4414088 - Chlorate cell system (1983-11-08),

11. 4409066 - Bleaching procedure using chlorine dioxide and chlorine solutions (1983-10-11),

12. 4406736 - Method of bleaching pulp with an aqueous solution of chlorine dioxide (1983-09-27),

13. 4393036 - Production of mixed sulfuric and hydrochloric acid feed and chlorine (1983-07-12),

14. 4393035 - Chlorine dioxide production using mixed hydrochloric and sulfuric acid (1983-07-12),

15. 4366120 - Small scale chlorine dioxide plant (1982-12-28),

Erco Industries Limited is a leading provider of industrial solutions and services. With over 50 years of experience, we specialize in manufacturing and supplying high-quality products for various industries including aerospace, automotive, and oil and gas. Our state-of-the-art facilities, advanced technologies, and skilled workforce ensure the delivery of superior products and solutions to meet our clients' specific requirements. Visit our website to learn more about our comprehensive range of services and products.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

45 Patents

#1 in Islington

#296 in Canada

#14,975 in the World

Islington, Canada

Erco Industries Limited

Forward Citations = 535

22 inventors:

Gerald Cowley (11 out of 22 patents)

Maurice C Fredette (11 out of 19 patents)

Richard Swindells (8 out of 9 patents)

4. Douglas W Reeve (5 out of 12 patents)

5. James D McGilvery (4 out of 7 patents)

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