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For the Inventor, By the Inventor

Plymouth, United Kingdom

Plessey Semiconductors Limited


USPTO Granted Patents = 95

% Expired Patents = 1.1


Forward Citations = 1,295

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84 inventors (with patents filed for the assignee):

goldMedal Samir Mezouari (22 out of 23 patents)

silverMedal Andrea Pinos (19 out of 26 patents)

bronzeMedal John Lyle Whiteman (8 out of 8 patents)

4.  Jun-Youn Kim (7 out of 10 patents)

5.  Weisin Tan (6 out of 6 patents)

6.  Mohsin Aziz (5 out of 8 patents)

7.  David John Pedder (5 out of 10 patents)

8.  Kevin Stribley (5 out of 5 patents)

9.  Keith Strickland (4 out of 4 patents)

10.  Richard Albon (4 out of 7 patents)

11.  Wei Sin Tan (4 out of 11 patents)

12.  Ian G Fobbester (4 out of 5 patents)

13.  Simon Ashton (4 out of 4 patents)

14.  Xiang Yu (4 out of 5 patents)

15.  Abdul Shakoor (3 out of 6 patents)


Core Competencies:
RGB Micro LED Display
Hybrid Microdisplay
Light Emitting Diode
Micro LED Beam Collimation
Monolithic LED Array
Sub-Pixel Tuning
Optical Filter
High Efficiency LEDs
Microchip Module Assemblies
Phase-Locked Loops
Antenna Arrangements
Integrated Circuit Amplifiers

95 patents:

1. 12727297 - Array of light emitting devices with reduced optical crosstalk (2026-09-01),
2. 12696581 - High resolution monolithic RGB arrays (2026-07-28),
3. 12684921 - LED precursor (2026-07-14),
4. 12677503 - Light emitting diode precursor and its fabrication method (2026-07-07),
5. 12660384 - High color purity micro-LED display (2026-06-16),
6. 12622122 - Process of making monolithic RGB micro LED display using down converting macromolecules (2026-05-05),
7. 12622121 - Monolithic LED array and a precursor thereto (2026-05-05),
8. 12615901 - Micro LED beam collimation (2026-04-28),
9. 12604591 - Spacer LED architecture for high efficiency micro LED displays (2026-04-14),
10. 12604583 - Hybrid microdisplay (2026-04-14),
11. 12598888 - Tuneable sub-pixel (2026-04-07),
12. 12588331 - Selective optical filter for RGB LED (2026-03-24),
13. 12543406 - RGB monolithic integrated high purity microLED display device (2026-02-03),
14. 12532586 - Micro-LED device (2026-01-20),
15. 12519090 - Method of forming a monolithic light emitting diode precursor (2026-01-06),
Company Overview
Plessey Semiconductors Limited, based in Plymouth, UK, specializes in advanced micro LED technology, focusing on the development and manufacturing of high-performance RGB micro LED displays and hybrid microdisplays. The company is known for its innovations in light-emitting diodes, including micro LED beam collimation and monolithic LED arrays, which enhance display efficiency and quality. Plessey's expertise extends to sub-pixel tuning and optical filters, positioning it as a leader in the micro LED sector, catering to various applications in display technology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Plessey Semiconductors Limited USPTO Patent Assignee Logo
95 Patents

#1 in Plymouth

#192 in United Kingdom

#8,094 in the World

Plymouth, GB
Plymouth, United Kingdom

Plessey Semiconductors Limited

Forward Citations = 1,295

84 inventors:

goldMedal Samir Mezouari (22 out of 23 patents)

silverMedal Andrea Pinos (19 out of 26 patents)

bronzeMedal John Lyle Whiteman (8 out of 8 patents)

4.  Jun-Youn Kim (7 out of 10 patents)

5.  Weisin Tan (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Plessey Semiconductors Limited. Retrieved from https://idiyas.com/company/plessey-semiconductors

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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