For the Inventor, By the Inventor

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Vancouver, Canada

Noram Engineering and Constructors Ltd.

USPTO Granted Patents = 22

% Expired Patents = 27.3

CIPO Patents = 2

EPO Patents = 6

Trademarks = 2

Forward Citations = 89

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40 inventors (with patents filed for the assignee):

Andrés Mahecha-Botero (3 out of 3 patents)

James M Lockhart (3 out of 4 patents)

J Ming Zhuang (3 out of 3 patents)

4. James Theodore Wearing (3 out of 6 patents)

5. Brian Robert Ferris (2 out of 2 patents)

6. Bradley Wayne Morrison (2 out of 2 patents)

7. Alfred A Guenkel (2 out of 5 patents)

8. Jonathan Edward Foan (2 out of 2 patents)

9. David C Pollock (2 out of 10 patents)

10. Edward Gerald Hauptmann (2 out of 11 patents)

11. Stuart A Gairns (2 out of 3 patents)

12. Christopher Lane (1 out of 1 patent)

13. Hongtao Lu (1 out of 1 patent)

14. Jatinderpal Singh Sandhu (1 out of 1 patent)

15. Inez Karina Tanu (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 12594565 - Spray gun with adjustable atomizer and removable nozzle body (2026-04-07),

2. 12420246 - Fluid mixing device (2025-09-23),

3. 12358813 - Kraft pulping foul condensate treatment process and apparatus (2025-07-15),

4. 11207628 - Processes and devices for separating entrainment from sulphuric acid plant process gas (2021-12-28),

5. 10933368 - Gas treatment processes and systems for reducing tail gas emissions (2021-03-02),

6. 10697122 - Process for making partly-hydrolyzed cellulose using compressed cellulosic materials (2020-06-30),

7. 10350543 - Gas treatment process and apparatus (2019-07-16),

8. 10016726 - Purification process for partly-hydrolyzed cellulose (2018-07-10),

9. 9567707 - Purification process for partly-hydrolyzed cellulose (2017-02-14),

10. 8246779 - Maintenance of sulfur concentration in Kraft pulp processes (2012-08-21),

11. 7758758 - Method for treating acidic waters using recycled acidic and basic sludges (2010-07-20),

12. 7572308 - Mechanical system for installing and removing contacting devices from a chemical process tower (2009-08-11),

13. 7419605 - Method for treating metal-contaminated water and soil (2008-09-02),

14. 7258788 - Circular clarifier apparatus and method (2007-08-21),

15. 7033507 - Method for removing metals from acid mine drainage (2006-04-25),

Noram Engineering and Constructors Ltd. is a Vancouver-based firm specializing in engineering and construction services, primarily for the resource and energy sectors. The company focuses on providing innovative solutions in project management, design, and execution, ensuring efficiency and sustainability in its operations. With a commitment to quality and safety, Noram plays a significant role in advancing infrastructure projects across North America, leveraging its expertise to meet the evolving needs of its clients.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

22 Patents

#34 in Vancouver

#651 in Canada

#28,724 in the World

Vancouver, Canada

Noram Engineering and Constructors Ltd.

Forward Citations = 89

40 inventors:

Andrés Mahecha-Botero (3 out of 3 patents)

James M Lockhart (3 out of 4 patents)

J Ming Zhuang (3 out of 3 patents)

4. James Theodore Wearing (3 out of 6 patents)

5. Brian Robert Ferris (2 out of 2 patents)

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