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Mississauga, Canada

Hatch Ltd.

USPTO Granted Patents = 75

% Expired Patents = 18.7

CIPO Patents = 33

EPO Patents = 28

Trademarks = 15

Forward Citations = 225

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134 inventors (with patents filed for the assignee):

Maciej Urban Jastrzebski (8 out of 8 patents)

Bert O Wasmund (8 out of 9 patents)

Afshin Sadri (8 out of 9 patents)

4. Kevin S Fraser (7 out of 7 patents)

5. Terry Gerritsen (6 out of 6 patents)

6. Robert John Fraser (6 out of 6 patents)

7. Robert J Veenstra (6 out of 8 patents)

8. Sean Southall (6 out of 6 patents)

9. Murray Scott Pearson (6 out of 6 patents)

10. John Andrew Ferguson Shaw (5 out of 5 patents)

11. Nils W Voermann (5 out of 6 patents)

12. Michael Morgan Campbell (4 out of 4 patents)

13. Evangelos Stamatiou (4 out of 4 patents)

14. Kamal Adham (4 out of 4 patents)

15. Felim Patrick McCaffrey (4 out of 15 patents)

Core Competencies:

Metal Sulfate Crystallization

Electric Arc Furnace Control

Energy Harvesting

Furnace Cooling Systems

Electrode Control

Metallurgical Reactor

Nickel Products

Power Generation

Solvent Inventory Management

Flash Smelting

Steelmaking Process

Thermal Management

75 patents: Sort by Forward Citations

1. 12704485 - Systems, methods and apparatus for acousto-ultrasonic assessment of metallurgical vessels (2026-08-11),

2. 12522510 - Sodium sulfate by-product processing in lithium and battery chemical production (2026-01-13),

3. 12442065 - System and method for coating of continuous sheets of metal (2025-10-14),

4. 12441621 - Treatment process for crystallizing a metal sulfate (2025-10-14),

5. 12281027 - Processes for crystallizing metal sulfates and methods for producing crystallized metal sulfates (2025-04-21),

6. 12145636 - Device, system and method for detecting leakage current for traction power system (2024-11-19),

7. 12054401 - Process and method for producing crystallized metal sulfates (2024-08-06),

8. 11873539 - Ferronickel alloy direct refining processes and processes for producing nickle sulfate or other nickel products (2024-01-16),

9. 11384986 - Open arc condition mitigation based on measurement (2022-07-12),

10. 11146067 - Line control circuit configuration (2021-10-12),

11. 11122654 - Flicker control for electric arc furnace (2021-09-14),

12. 11029092 - Magnetic energy harvesting device and method for electric metallurgical furnaces and similar environments (2021-06-08),

13. 11021942 - Methods of managing solvent inventory in a gravity drainage extraction chamber (2021-06-01),

14. 10995014 - Process for producing crystallized metal sulfates (2021-05-04),

15. 10889906 - Low-profile aluminum cell potshell and method for increasing the production capacity of an aluminum cell potline (2021-01-12),

Company Overview

Hatch Ltd., headquartered in Mississauga, Canada, specializes in metallurgical processes, focusing on innovative solutions for the metal industry. The company develops advanced technologies in areas such as metal sulfate crystallization, electric arc furnace control, and energy harvesting. Their expertise extends to furnace cooling systems, electrode control, and metallurgical reactors, contributing to the production of nickel products and power generation. Hatch is committed to enhancing efficiency and sustainability in metallurgical operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

75 Patents

#9 in Mississauga

#167 in Canada

#10,007 in the World

Mississauga, Canada

Hatch Ltd.

Forward Citations = 225

134 inventors:

Maciej Urban Jastrzebski (8 out of 8 patents)

Bert O Wasmund (8 out of 9 patents)

Afshin Sadri (8 out of 9 patents)

4. Kevin S Fraser (7 out of 7 patents)

5. Terry Gerritsen (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hatch Ltd.. Retrieved from https://idiyas.com/company/hatch

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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