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For the Inventor, By the Inventor

Halifax, Canada

Led Roadway Lighting Ltd.


USPTO Granted Patents = 15

% Expired Patents = 33.3



Trademarks = 3

Forward Citations = 256

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29 inventors (with patents filed for the assignee):

goldMedal Jack Yitzhak Josefowicz (6 out of 6 patents)

silverMedal Donald A Cleland (5 out of 11 patents)

bronzeMedal Matthew Francis Durdle (5 out of 5 patents)

4.  Simon H Lightbody (4 out of 39 patents)

5.  Tristan Roland Laan (4 out of 4 patents)

6.  Laurence E Kubek (3 out of 6 patents)

7.  Carol A Wong (3 out of 6 patents)

8.  Charles Andrew Cartmill (2 out of 4 patents)

9.  Ken Cartmill (2 out of 2 patents)

10.  Jeremy Marchand (2 out of 2 patents)

11.  Colleen D McCarthy (2 out of 6 patents)

12.  Gordon A Duval (2 out of 2 patents)

13.  Mark Adam Neary (2 out of 2 patents)

14.  Pratibha Sharma (2 out of 4 patents)

15.  Velvet Warrior (2 out of 2 patents)


15 patents:

1. 10667373 - Sensor platform for streetlights (2020-05-26),
2. 9759409 - Light emitting diode (LED) lighting fixture having tool-less light engine module (2017-09-12),
3. 9144135 - Adaptive energy performance monitoring and control system (2015-09-22),
4. D715984 - Light fixture having planar optics (2014-10-21),
5. 8760072 - Power supply for light emitting diode roadway lighting fixture (2014-06-24),
6. 8694256 - Streetlight monitoring and control (2014-04-08),
7. 8651693 - Light emitting diode roadway lighting optics (2014-02-18),
8. 8624500 - Single-ended primary inductance converter (SEPIC) based power supply for driving multiple strings of light emitting diodes (LEDs) in roadway lighting fixtures (2014-01-07),
9. 8570190 - Centralized route calculation for a multi-hop streetlight network (2013-10-29),
10. 8529085 - Light emitting diode (LED) roadway lighting fixture (2013-09-10),
11. 8433426 - Adaptive energy performance monitoring and control system (2013-04-30),
12. 8290710 - Streetlight monitoring and control (2012-10-16),
13. 8264156 - Method and system for luminance characterization (2012-09-11),
14. D630790 - Light fixture (2011-01-11),
15. D615233 - Light fixture (2010-05-04),
Company Overview
Led Roadway Lighting Ltd. specializes in the design and manufacture of advanced LED lighting solutions, focusing on energy efficiency and sustainability. The company is dedicated to enhancing public safety and reducing environmental impact through innovative lighting technologies. Based in Halifax, Canada, it serves a diverse range of markets, including municipal, commercial, and industrial sectors, with a commitment to improving outdoor illumination and promoting smart city initiatives.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

15 Patents

#9 in Halifax

#983 in Canada

#39,959 in the World

Halifax, CA
Halifax, Canada

Led Roadway Lighting Ltd.

Forward Citations = 256

29 inventors:

goldMedal Jack Yitzhak Josefowicz (6 out of 6 patents)

silverMedal Donald A Cleland (5 out of 11 patents)

bronzeMedal Matthew Francis Durdle (5 out of 5 patents)

4.  Simon H Lightbody (4 out of 39 patents)

5.  Tristan Roland Laan (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Led Roadway Lighting Ltd.. Retrieved from https://idiyas.com/company/led-roadway-lighting

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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