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For the Inventor, By the Inventor

London, United Kingdom

Thorn Emi Plc

USPTO Granted Patents = 145


Trademarks = 4

Forward Citations = 3,608

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153 inventors (with patents filed for the assignee):

goldMedal Alastair Sibbald (10 out of 27 patents)

silverMedal Simon N Balderson (6 out of 6 patents)

bronzeMedal Ian A Shanks (6 out of 32 patents)

4.  Peter Hing (6 out of 9 patents)

5.  Elvin L Nix (5 out of 5 patents)

6.  Christopher J Morris (5 out of 5 patents)

7.  Andrew N Carrington (4 out of 4 patents)

8.  Robert A Woolley (4 out of 5 patents)

9.  Stanley Taylor (4 out of 5 patents)

10.  Ulrich Greb (4 out of 4 patents)

11.  Ian Coulson (4 out of 4 patents)

12.  Alex L Halberstadt (4 out of 7 patents)

13.  John G Holden (4 out of 4 patents)

14.  Brian Holcroft (4 out of 4 patents)

15.  Basil Antonis (4 out of 6 patents)


Core Competencies:
Thermal Imaging
Liquid Crystal Displays
Optical Modulation
Color Filters
Electroluminescent Device
Discharge Lamps
Fingerprint Recognition
Display Devices
Image Projection
Optical Recording
Signal Identification
Lighting Fixtures

145 patents:

1. 5764411 - Apparatus for displaying an image (1998-06-09),
2. 5633947 - Method and apparatus for fingerprint characterization and recognition (1997-05-27),
3. 5619586 - Method and apparatus for producing a directly viewable image of a (1997-04-08),
4. 5459598 - Optical modulation device with liquid crystal voids formed by the spacer (1995-10-17),
5. 5306912 - Optically addressed thermal imaging device (1994-04-26),
6. 5260625 - Color sequential illumination system (1993-11-09),
7. 5245190 - Imaging arrangement (1993-09-14),
8. 5233338 - Display devices having color sequential illumination (1993-08-03),
9. 5219712 - Method of forming a solid article (1993-06-15),
10. 5206145 - Method of measuring the concentration of a substance in a sample solution (1993-04-27),
11. 5193911 - Thermal detector device (1993-03-16),
12. 5193015 - Cholesteric liquid crystal screen which reflects substantially all of (1993-03-09),
13. 5189918 - 'Null' flow sensor (1993-03-02),
14. 5189406 - Display device (1993-02-23),
15. 5187330 - Positional determination (1993-02-16),
Company Overview
Thorn EMI Plc, headquartered in London, specializes in advanced display technology, focusing on various innovative solutions such as thermal imaging and liquid crystal displays. The company is engaged in the development of optical modulation techniques, color filters, and electroluminescent devices, contributing to a wide range of applications in display devices. With expertise in discharge lamps and fingerprint recognition technologies, Thorn EMI plays a significant role in enhancing visual experiences and security solutions across multiple sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

145 Patents

#39 in London

#121 in United Kingdom

#5,627 in the World

London, GB
London, United Kingdom

Thorn Emi Plc

Forward Citations = 3,608

153 inventors:

goldMedal Alastair Sibbald (10 out of 27 patents)

silverMedal Simon N Balderson (6 out of 6 patents)

bronzeMedal Ian A Shanks (6 out of 32 patents)

4.  Peter Hing (6 out of 9 patents)

5.  Elvin L Nix (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Thorn Emi Plc. Retrieved from https://idiyas.com/company/thorn-emi

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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