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Glasgow, United Kingdom

Barr & Stroud Limited

USPTO Granted Patents = 67

Forward Citations = 957

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63 inventors (with patents filed for the assignee):

Herbert M Runciman (14 out of 14 patents)

Iain A Neil (12 out of 12 patents)

Peter J Berry (7 out of 7 patents)

4. Ralph H Bagnall-Wild (5 out of 5 patents)

5. Brian C Monachan (4 out of 4 patents)

6. David S Ritchie (3 out of 3 patents)

7. Peter John Berry (3 out of 3 patents)

8. Michael O Lidwell (3 out of 3 patents)

9. Gordon R Smith (3 out of 3 patents)

10. Ewan M Waddell (3 out of 3 patents)

11. Keith Loder Lewis (2 out of 11 patents)

12. John Robertson (2 out of 2 patents)

13. Christopher J Kelly (2 out of 2 patents)

14. Anthony F Purdie (2 out of 2 patents)

15. John H Stewart (2 out of 2 patents)

Core Competencies:

Optical Systems

Imaging Systems

Infrared Detection

Periscope Technologies

Laser Rangefinders

Optical Coatings

Tracking Systems

Scanning Systems

Optical Filters

Solid State Lasers

Flexible Optical Fibers

Thermal Imagers

67 patents: Sort by Forward Citations

1. 7113708 - Data communications link (2006-09-26),

2. 6473118 - Imaging systems (2002-10-29),

3. 6260466 - Target aiming system (2001-07-17),

4. 6188706 - Solid state lasers (2001-02-13),

5. 6061916 - Head tracking system (2000-05-16),

6. 6039632 - Solid state lasers (2000-03-21),

7. 5982536 - Display system (1999-11-09),

8. 5753379 - Protective coatings for optical components (1998-05-19),

9. 5751473 - Dual waveband optical system (1998-05-12),

10. 5726814 - Multiple field of view changing apparatus for an optical system (1998-03-10),

11. 5719671 - Boresighting optical system (1998-02-17),

12. 5399298 - Optical filters with coatings transmissive in narrow waveband regions (1995-03-21),

13. 5142605 - Integrated optic components (1992-08-25),

14. 5007689 - Infra-red transmitting optical components and optical coatings therefor (1991-04-16),

15. 4964724 - Radiation receiving mast (1990-10-23),

Company Overview

Barr & Stroud Limited, based in Glasgow, specializes in advanced optical systems and technologies. The company focuses on the development and manufacturing of high-performance imaging systems, infrared detection devices, and periscope technologies. With expertise in laser rangefinders, optical coatings, and various tracking and scanning systems, Barr & Stroud serves a diverse range of sectors, including defense and security. Their commitment to innovation positions them as a key player in the optical technology landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

67 Patents

#3 in Glasgow

#274 in United Kingdom

#11,023 in the World

Glasgow, United Kingdom

Barr & Stroud Limited

Forward Citations = 957

63 inventors:

Herbert M Runciman (14 out of 14 patents)

Iain A Neil (12 out of 12 patents)

Peter J Berry (7 out of 7 patents)

4. Ralph H Bagnall-Wild (5 out of 5 patents)

5. Brian C Monachan (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Barr & Stroud Limited. Retrieved from https://idiyas.com/company/barr-and-stroud

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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