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Ontario Limited

USPTO Granted Patents = 32

% Expired Patents = 18.8

Trademarks = 3

Forward Citations = 485

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52 inventors (with patents filed for the assignee):

Bernard Fleet (2 out of 6 patents)

Sankar Das Gupta (2 out of 5 patents)

Kirsten Elizabeth White (2 out of 4 patents)

4. Noe Zamel (1 out of 11 patents)

5. Arthur Slutsky (1 out of 12 patents)

6. Robert Donald McCulloch (1 out of 16 patents)

7. Guy Michael Amyon Farquharson Duxbury (1 out of 10 patents)

8. Albert M David (1 out of 15 patents)

9. Geoffrey Locke Taylor (1 out of 14 patents)

10. Gerardus J Brouwer (1 out of 32 patents)

11. Robert Milwain (1 out of 14 patents)

12. Shaul Goldenberg (1 out of 1 patent)

13. Terence William Riley (1 out of 3 patents)

14. Stanislav M Snaidr (1 out of 39 patents)

15. Peter Bradley Gilbert (1 out of 1 patent)

Core Competencies:

Graphical User Interface

Touch Sensor

Solar Panel

Ethanol Co-Production

Water Treatment

Thermally Reflective Coating

Ice-Hockey Goal Frame

Carbon Fiber Electrode

Puck Deflector

Napkin Holder

Structural Closure

Filament Electrode

32 patents: Sort by Forward Citations

1. D1099944 - Display screen or portion thereof with graphical user interface to view trading order flow (2025-10-28),

2. 11775100 - Touch sensor system configuration (2023-10-03),

3. 10888245 - Fat burning monitoring (2021-01-12),

4. 9316042 - Load bearing structural closure system (2016-04-19),

5. 8444155 - Sealing ring for wheels (2013-05-21),

6. 8266846 - Solar panel roof surface (2012-09-18),

7. 8026086 - Methods for co-production of ethanol and silica from equisetum (2011-09-27),

8. 7943098 - [object Object] (2011-05-17),

9. 7462835 - UV transmittance measuring device (2008-12-09),

10. 7121965 - Ice-hockey goal frame with puck deflector (2006-10-17),

11. 6834729 - Sod roll pre-starter (2004-12-28),

12. 6751907 - Covered roller for gate system (2004-06-22),

13. 6516576 - Trim piece (2003-02-11),

14. 6495052 - System and method for treatment of water (2002-12-17),

15. 6462090 - Formulations for detecting asthma (2002-10-08),

Company Overview

Ontario Limited is a Canadian company engaged in the development and manufacturing of innovative solutions across various sectors. The organization specializes in advanced technologies, focusing on areas such as automotive engineering, industrial automation, and sustainable energy solutions. With a commitment to research and development, Ontario Limited aims to enhance operational efficiencies and drive technological advancements in its respective fields, contributing to the growth of the regional economy and fostering innovation in Canada.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

32 Patents

#12 in

#424 in Canada

#20,660 in the World

Ontario Limited

Forward Citations = 485

52 inventors:

Bernard Fleet (2 out of 6 patents)

Sankar Das Gupta (2 out of 5 patents)

Kirsten Elizabeth White (2 out of 4 patents)

4. Noe Zamel (1 out of 11 patents)

5. Arthur Slutsky (1 out of 12 patents)

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

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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