For the Inventor, By the Inventor

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Toronto, Canada

Ontario Hydro

USPTO Granted Patents = 33

CIPO Patents = 2

Forward Citations = 607

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74 inventors (with patents filed for the assignee):

Gino Palumbo (3 out of 51 patents)

Francisco Gonzalez (3 out of 17 patents)

Alexander M Brennenstuhl (3 out of 3 patents)

4. Philip C Lichtenberger (3 out of 3 patents)

5. Ibrahim Sabri Balbaa (3 out of 3 patents)

6. Paul Henry Patrick (2 out of 8 patents)

7. Harry Eugen Ruda (2 out of 5 patents)

8. James Richard Aiken (2 out of 2 patents)

9. Allan James Ball (2 out of 2 patents)

10. Matija Cenanovic (2 out of 2 patents)

11. Andrew C Sulowski (2 out of 4 patents)

12. Frank J Lenarduzzi (2 out of 3 patents)

13. Lennart Mannik (2 out of 2 patents)

14. Alexander Sakuta (1 out of 5 patents)

15. Nobuyoshi Miura (1 out of 2 patents)

Core Competencies:

Electric Fence

Wildlife Biodiversity

Microwave Oven

Nuclear Batteries

Heat Pump

Electroforming

Turbine Blade Rehabilitation

Moisture Content

Transformer Fault Analyzer

Sound Conditioning

Carbon-14 Isotope

Electric Motor Efficiency

33 patents: Sort by Forward Citations

1. 6264172 - Electric fence (2001-07-24),

2. 6045099 - Support member for use in constructing electrified fence (2000-04-04),

3. 5956463 - Audio monitoring system for assessing wildlife biodiversity (1999-09-21),

4. 5902510 - Rotary microwave oven for continuous heating of materials (1999-05-11),

5. 5896258 - Oil circuit recloser operator (1999-04-20),

6. 5869816 - Apparatus and method for continuous processing of granular materials (1999-02-09),

7. 5859484 - Radioisotope-powered semiconductor battery (1999-01-12),

8. 5783761 - Method and apparatus for propeller runner inspection (1998-07-21),

9. 5669224 - Direct expansion ground source heat pump (1997-09-23),

10. 5606213 - Nuclear batteries (1997-02-25),

11. 5561679 - Radioluminescent semiconductor light source (1996-10-01),

12. 5538615 - Metal tube having a section with an internal electroformed structural (1996-07-23),

13. 5527445 - Process and apparatus for in situ electroforming a structural layer of (1996-06-18),

14. 5516969 - Waste oil decontamination process (1996-05-14),

15. 5516415 - Process and apparatus for in situ electroforming a structural layer of (1996-05-14),

Company Overview

Ontario Hydro, based in Toronto, is a key player in the energy sector, specializing in the generation, transmission, and distribution of electricity. The organization focuses on innovative energy solutions, including renewable energy technologies and smart grid advancements, to enhance the efficiency and reliability of power supply across Ontario. With a commitment to sustainability, Ontario Hydro plays a vital role in shaping the province's energy landscape, ensuring a balance between environmental stewardship and energy demands.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

33 Patents

#41 in Toronto

#407 in Canada

#20,162 in the World

Toronto, Canada

Ontario Hydro

Forward Citations = 607

74 inventors:

Gino Palumbo (3 out of 51 patents)

Francisco Gonzalez (3 out of 17 patents)

Alexander M Brennenstuhl (3 out of 3 patents)

4. Philip C Lichtenberger (3 out of 3 patents)

5. Ibrahim Sabri Balbaa (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ontario Hydro. Retrieved from https://idiyas.com/company/ontario-hydro

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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