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Singapore, Singapore

Evoqua Water Technologies Pte. Ltd.

USPTO Granted Patents = 282

CIPO Patents = 11

EPO Patents = 91

Trademarks = 162

Forward Citations = 469

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238 inventors (with patents filed for the assignee):

Li-Shiang Liang (41 out of 70 patents)

Simon Paul Dukes (19 out of 20 patents)

Joshua Griffis (17 out of 21 patents)

4. Bruce Lee Coulter (15 out of 17 patents)

5. Bruce Gregory Biltoft (14 out of 22 patents)

6. Frederick C Wilkins (14 out of 42 patents)

7. Michael J Shaw (13 out of 15 patents)

8. George Y Gu (12 out of 13 patents)

9. Joseph D Gifford (11 out of 18 patents)

10. Gary C Ganzi (11 out of 43 patents)

11. Lawrence J Salvo (11 out of 20 patents)

12. Paul Beddoes (9 out of 9 patents)

13. Michael L Doyle (9 out of 10 patents)

14. Zhiyi Cao (9 out of 12 patents)

15. Michael Collignon (9 out of 11 patents)

Core Competencies:

Chlorate Reduction

Phosphogypsum Treatment

Water Treatment Systems

Ultraviolet Light Oxidation

Electrochemical Apparatus

Reverse Osmosis Systems

Ion Exchange Membranes

Nitrification Denitrification

Nanoparticle Membranes

Ballast Water Management

Dissolved Air Flotation

Wastewater Treatment

282 patents: Sort by Forward Citations

1. 12503379 - Electrochemically activated persulfate for advanced oxidation processes (2025-12-23),

2. 12486186 - Process of using demineralized water for chlorate reduction in on-site brine electrochlorination systems (2025-12-02),

3. 12479748 - Methods and systems for treating phosphogypsum-containing water (2025-11-25),

4. D1102399 - Module frame for a water treatment system controller (2025-11-18),

5. D1102265 - Clamp ring for UV generator (2025-11-18),

6. D1097800 - Clamp ring for UV generator (2025-10-14),

7. 12429467 - Systems and methods for measuring composition of water (2025-09-30),

8. 12384707 - System and method for treatment of animal manure containing wastewater (2025-08-12),

9. 12383869 - Hot water cart conditioning system and method (2025-08-12),

10. 12378993 - Bearing wear monitoring device for circular clarifier drive (2025-08-05),

11. 12370475 - Non-metallic seal plate (2025-07-29),

12. 12351497 - Methods and systems for treating phosphogypsum-containing water (2025-07-08),

13. 12351482 - Method for the treatment of wastewater (2025-07-08),

14. 12338151 - Treatment of azoles (2025-06-24),

15. D1077733 - Modular electrochemical apparatus (2025-06-03),

Evoqua Water Technologies is a global provider of water treatment solutions, offering a comprehensive portfolio of products, services, and technologies. With a strong presence in over 160 countries, Evoqua helps customers optimize water resources, meet regulatory compliance, and enhance operational efficiency. Their innovative solutions serve various industries including municipal, industrial, and commercial sectors.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

282 Patents

#21 in Singapore

#21 in Singapore

#3,044 in the World

Singapore, Singapore

Evoqua Water Technologies Pte. Ltd.

Forward Citations = 469

238 inventors:

Li-Shiang Liang (41 out of 70 patents)

Simon Paul Dukes (19 out of 20 patents)

Joshua Griffis (17 out of 21 patents)

4. Bruce Lee Coulter (15 out of 17 patents)

5. Bruce Gregory Biltoft (14 out of 22 patents)

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