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Montreal, Canada

Hydro-quebec

USPTO Granted Patents = 459

CIPO Patents = 93

EPO Patents = 88

Trademarks = 11

Forward Citations = 5,255

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560 inventors (with patents filed for the assignee):

Karim Zaghib (105 out of 112 patents)

Abdelbast Guerfi (73 out of 74 patents)

Michel Gauthier (46 out of 81 patents)

4. Michel Bernard Armand (40 out of 67 patents)

5. Michel Armand (36 out of 72 patents)

6. Pierre Couture (32 out of 109 patents)

7. Patrick Charest (27 out of 28 patents)

8. Jean-Christophe Daigle (20 out of 21 patents)

9. Fernand Brochu (19 out of 19 patents)

10. Christophe Michot (18 out of 58 patents)

11. Robert Schulz (18 out of 22 patents)

12. Bruno Francoeur (17 out of 18 patents)

13. Jean-Yves Sanchez (17 out of 32 patents)

14. Michel Duval (15 out of 15 patents)

15. Michel Perrier (14 out of 16 patents)

Core Competencies:

Ionic Plastic Crystals

Electrochemical Applications

Lithium-Ion Batteries

Sodium-Ion Batteries

Electrode Materials

Battery Safety Vent

Hydrogen Storage

Nanoparticles

Polymers in Electrochemistry

Electricity Generation

Load Shedding Control

Electrical Distribution Networks

459 patents: Sort by Forward Citations

1. 12469650 - Ionic plastic crystals, compositions comprising same, methods for manufacturing same and uses thereof (2025-11-11),

2. 12444768 - Inorganic compounds having an argyrodite-type structure, their preparation processes and their uses in electrochemical applications (2025-10-14),

3. 12431499 - Sulfur-containing compounds and polymers and the use thereof in electrochemical cells (2025-09-30),

4. 12418190 - System for cycling battery cells with pressure regulation (2025-09-16),

5. 12368168 - Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode material (2025-07-22),

6. 12322801 - -type compounds: method for their preparation and use in cathode materials for sodium-ion batteries (2025-06-03),

7. 12298163 - Electronic heat balance flow meter (2025-05-13),

8. 12272820 - Electrode materials comprising a layered sodium metal oxide, electrodes comprising them and their use in electrochemistry (2025-04-08),

9. 12230801 - Electrode materials and processes for their preparation (2025-02-18),

10. 12215190 - Squaric acid-based polymers, their manufacturing processes and their uses (2025-02-04),

11. 12188689 - Control of an electric water heater as per a load shedding request signal and a salubrity index (2025-01-07),

12. 12159969 - Lithium-ion secondary battery (2024-12-03),

13. 12155086 - Cellulose-based separators comprising flame retardant, and uses thereof in electrochemistry (2024-11-26),

14. 12100807 - Additives for electrolytes in Li-ions batteries (2024-09-24),

15. 12097956 - Drone with tool positioning system (2024-09-24),

Hydro-Quebec is a government-owned public utility that specializes in generating, transmitting, and distributing electricity in the Canadian province of Quebec. It is one of the largest electric power utilities in North America, with over 4.3 million customers and a total installed capacity of more than 37,000 megawatts. Hydro-Quebec plays a leading role in the production of renewable energy, particularly hydroelectric power. The company is committed to sustainable development and cleaner energy solutions to meet the growing energy needs of Quebec and beyond.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

459 Patents

#4 in Montreal

#22 in Canada

#2,012 in the World

Montreal, Canada

Hydro-quebec

Forward Citations = 5,255

560 inventors:

Karim Zaghib (105 out of 112 patents)

Abdelbast Guerfi (73 out of 74 patents)

Michel Gauthier (46 out of 81 patents)

4. Michel Bernard Armand (40 out of 67 patents)

5. Michel Armand (36 out of 72 patents)

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