% Expired Patents = 7.7

CIPO Patents = 3

EPO Patents = 1

Trademarks = 6

Forward Citations = 839

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5 inventors (with patents filed for the assignee):

Scott R Santoro (8 out of 61 patents)

Ian Edward Ashdown (4 out of 89 patents)

Melissa Crenshaw (2 out of 2 patents)

4. Dean Grierson (2 out of 2 patents)

5. David James Ferrier (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 7837361 - Light control devices implemented with diffusers having controllable diffusion characteristics (2010-11-23),

2. 7660039 - Light control devices and methods implemented with kinoform diffusers having controllable diffusion characteristics (2010-02-09),

3. D595006 - Recessed fluorescent luminaire (2009-06-23),

4. D579598 - Luminaire (2008-10-28),

5. D572858 - Recessed fluorescent luminaire (2008-07-08),

6. D556358 - Recessed fluorescent luminaire (2007-11-27),

7. D496121 - Recessed fluorescent luminaire (2004-09-15),

8. 6037593 - Catoptric optical system for detecting motion of a radiant source (2000-03-14),

9. 6007217 - Luminaire assembly mounting system (1999-12-28),

10. 5834765 - Integral ambient light and occupancy sensor having a linear array of (1998-11-10),

11. 5727870 - Indirect asymmetric luminaire assembly (1998-03-17),

12. 5624202 - Integral joint and mounting assembly for suspended linear structures (1997-04-29),

13. 5253036 - Near-field photometric method and apparatus (1993-10-12),

Company Overview

Ledalite Architectural Products Inc. specializes in the design and manufacture of innovative lighting solutions tailored for commercial and institutional environments. With a focus on enhancing architectural spaces, the company integrates advanced technologies into its products, ensuring energy efficiency and aesthetic appeal. Based in Langley, Canada, Ledalite is committed to sustainability and quality, providing a diverse range of lighting systems that meet the evolving needs of modern architecture and design.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

13 Patents

#4 in Langley

#1,166 in Canada

#45,081 in the World

Langley, Canada

Ledalite Architectural Products Inc.

Forward Citations = 839

5 inventors:

Scott R Santoro (8 out of 61 patents)

Ian Edward Ashdown (4 out of 89 patents)

Melissa Crenshaw (2 out of 2 patents)

4. Dean Grierson (2 out of 2 patents)

5. David James Ferrier (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ledalite Architectural Products Inc.. Retrieved from https://idiyas.com/company/ledalite-architectural-products

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]

3 patents (CIPO):

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]

1 patent (EPO):

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]