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For the Inventor, By the Inventor

North York, Canada

Brasscorp Limited

USPTO Granted Patents = 38

% Expired Patents = 28.9



Trademarks = 1

Forward Citations = 802

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16 inventors (with patents filed for the assignee):

goldMedal Jack Brass (31 out of 39 patents)

silverMedal Donald L Klipstein (18 out of 21 patents)

bronzeMedal Robert Tod Whitfield (6 out of 8 patents)

4.  Steven M Knowles (6 out of 26 patents)

5.  Bjarki Hallgrimsson (5 out of 23 patents)

6.  Paul Clarence Appler (5 out of 14 patents)

7.  Thomas M Lemons (4 out of 19 patents)

8.  Sarah Dobbin (4 out of 15 patents)

9.  Gregory R W McEwan (4 out of 4 patents)

10.  Richard J Doran (3 out of 4 patents)

11.  Jim Resutek (3 out of 4 patents)

12.  George E Cranton (2 out of 6 patents)

13.  Lorne Hilts (2 out of 4 patents)

14.  Bjarki Hallgrimson (1 out of 2 patents)

15.  Donald J Klipstein (1 out of 1 patent)


Core Competencies:
LED Work Light
Inspection Port
LED Spotlight
LED Driver Circuits
Refrigeration Systems
Sealants Injection
Liquid Metering Device
Non-Destructive Testing
Fluorescent Dyes
Fault Locating Device
Vacuum Gauge
Reflectors

38 patents:

1. 9297509 - LED work light (2016-03-29),
2. 9228766 - Inspection port (2016-01-05),
3. 9182089 - Compact LED work light (2015-11-10),
4. 8789963 - Compact LED work light (2014-07-29),
5. 8562184 - LED work light (2013-10-22),
6. 8388167 - LED lamps and LED driver circuits for the same (2013-03-05),
7. 8376602 - LED lamp (2013-02-19),
8. 8316653 - Inspection port (2012-11-27),
9. 8066402 - LED lamps including LED work lights (2011-11-29),
10. 8065884 - Composition and methods for injection of sealants into air conditioning and refrigeration systems (2011-11-29),
11. 7950818 - LED lamps and LED driver circuits for the same (2011-05-31),
12. 7798667 - LED spotlight (2010-09-21),
13. 7758204 - LED spotlight (2010-07-20),
14. 7670030 - Reflectors, reflector/LED combinations, and lamps having the same (2010-03-02),
15. 7614663 - Swivel assemblies for conduits carrying pressurized fluids to or from air conditioning or refrigeration systems (2009-11-10),
Company Overview
Brasscorp Limited is a North York-based company specializing in the development and manufacturing of advanced brass products and components. The organization focuses on delivering high-quality solutions for various industries, including plumbing, electrical, and automotive sectors. With a commitment to innovation, Brasscorp leverages cutting-edge technology to enhance product performance and sustainability. The company's expertise in metallurgy and precision engineering positions it as a key player in the brass manufacturing landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

38 Patents

#4 in North York

#357 in Canada

#17,860 in the World

North York, CA
North York, Canada

Brasscorp Limited

Forward Citations = 802

16 inventors:

goldMedal Jack Brass (31 out of 39 patents)

silverMedal Donald L Klipstein (18 out of 21 patents)

bronzeMedal Robert Tod Whitfield (6 out of 8 patents)

4.  Steven M Knowles (6 out of 26 patents)

5.  Bjarki Hallgrimsson (5 out of 23 patents)

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

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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