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For the Inventor, By the Inventor

Montreal, Canada

Hydro-Quebec


USPTO Granted Patents = 466

% Expired Patents = 13.3



Trademarks = 8

Forward Citations = 5,328

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572 inventors (with patents filed for the assignee):

goldMedal Karim Zaghib (112 out of 119 patents)

silverMedal Abdelbast Guerfi (75 out of 76 patents)

bronzeMedal 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 113 patents)

7.  Patrick Charest (27 out of 28 patents)

8.  Jean-Christophe Daigle (22 out of 23 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:
Electrode Materials
Electrolytes
Lithium-Ion Batteries
Electrochemical Cells
Additives
Polymers
Sulfur-Containing Compounds
Cellulose-Based Films
Nanoparticles
Battery Safety
Sodium-Ion Batteries
Hydrogen Storage

466 patents:

1. 12706324 - Additives for electrolyte and cathode material in Li-ion batteries comprising metal-based cathode material which produces Mmetal ions (2026-08-11),
2. 12671074 - Processes for the alkaliation or re-alkaliation of an electrode active material (2026-06-30),
3. 12649375 - Bidirectional charging system for electric vehicle (2026-06-09),
4. 12614756 - Additives for electrolytes in Li-ion batteries (2026-04-28),
5. 12603299 - Cellulose-based self-standing films for use in Li-ion batteries (2026-04-14),
6. 12540207 - Glycidyl-containing polymers, polymer compositions comprising them and their use in electrochemical cells (2026-02-03),
7. 12519110 - Protective material for a lithium metal anode: method for its preparation and use (2026-01-06),
8. 12469650 - Ionic plastic crystals, compositions comprising same, methods for manufacturing same and uses thereof (2025-11-11),
9. 12444768 - Inorganic compounds having an argyrodite-type structure, their preparation processes and their uses in electrochemical applications (2025-10-14),
10. 12431499 - Sulfur-containing compounds and polymers and the use thereof in electrochemical cells (2025-09-30),
11. 12418190 - System for cycling battery cells with pressure regulation (2025-09-16),
12. 12368168 - Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode material (2025-07-22),
13. 12322801 - -type compounds: method for their preparation and use in cathode materials for sodium-ion batteries (2025-06-03),
14. 12298163 - Electronic heat balance flow meter (2025-05-13),
15. 12272820 - Electrode materials comprising a layered sodium metal oxide, electrodes comprising them and their use in electrochemistry (2025-04-08),
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.

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USPTO Data Jan 1 1976 - Sep 22 2026

Hydro-Quebec
466 Patents

#4 in Montreal

#22 in Canada

#2,044 in the World

Montreal, CA
Montreal, Canada

Hydro-Quebec

Forward Citations = 5,328

572 inventors:

goldMedal Karim Zaghib (112 out of 119 patents)

silverMedal Abdelbast Guerfi (75 out of 76 patents)

bronzeMedal Michel Gauthier (46 out of 81 patents)

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

5.  Michel Armand (36 out of 72 patents)

Please report any incorrect information to [email protected]
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