For the Inventor, By the Inventor

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Cambridge, United Kingdom

Cambridge Semiconductor Limited

USPTO Granted Patents = 50

EPO Patents = 2

Forward Citations = 570

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27 inventors (with patents filed for the assignee):

Florin Udrea (23 out of 114 patents)

David Michael Garner (18 out of 21 patents)

Vinod A Lalithambika (12 out of 13 patents)

4. David Robert Coulson (11 out of 15 patents)

5. Gehan A J Amaratunga (9 out of 11 patents)

6. Johan Piper (8 out of 12 patents)

7. Russell Jacques (8 out of 12 patents)

8. Paul Thomas Ryan (6 out of 21 patents)

9. Nishad Udugampola (6 out of 7 patents)

10. Tanya Trajkovic (5 out of 7 patents)

11. Vasantha Pathirana (5 out of 6 patents)

12. Gehan Anil Joseph Amaratunga (4 out of 25 patents)

13. Devarahandi Indika Mahesh De Silva (4 out of 4 patents)

14. Catriona McKay (3 out of 3 patents)

15. David Vail (2 out of 2 patents)

Core Competencies:

Power Semiconductor Devices

Lateral Insulated Gate Bipolar Transistors

Switch Mode Power Supply

Feedback Signal Decay Sensing

Power Converters

Noise Reduction Systems

Bipolar Transistor Drivers

Forward Power Converter Controllers

Half Bridge Circuit

Discontinuous Quasi-Resonant Converter

Integrated Circuit Fabrication

Lateral SOI Semiconductor Device

50 patents: Sort by Forward Citations

1. 8866252 - Power semiconductor devices and fabrication methods (2014-10-21),

2. 8482031 - Lateral insulated gate bipolar transistors (LIGBTS) (2013-07-09),

3. 8446746 - Switch mode power supply controller with feedback signal decay sensing (2013-05-21),

4. 8415832 - Cable compensation (2013-04-09),

5. 8415712 - Lateral insulated gate bipolar transistor (LIGBT) (2013-04-09),

6. 8411468 - Power converters (2013-04-02),

7. 8304316 - Semiconductor device and method of forming a semiconductor device (2012-11-06),

8. 8269421 - Lighting controllers (2012-09-18),

9. 8199538 - Switched mode power supply with improved current sensing (2012-06-12),

10. 8174069 - Power semiconductor device and a method of forming a power semiconductor device (2012-05-08),

11. 8035472 - Crossed gap ferrite cores (2011-10-11),

12. 8023294 - Noise reduction systems and methods for unshielded coupling of switch mode power supply (2011-09-20),

13. 8022744 - Signal generator (2011-09-20),

14. 7961484 - Bipolar transistor drivers (2011-06-14),

15. 7944722 - Switch mode power supply controller with feedback signal decay sensing (2011-05-17),

Cambridge Semiconductor Limited is a leading provider of smart power management solutions. We specialize in developing innovative and efficient semiconductor technologies for a range of applications, including mobile devices, power tools, automotive systems, and more. Our cutting-edge products and solutions help optimize power usage, enhance performance, and enable next-generation features. Visit our website to learn more about our company and explore our wide range of semiconductor solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

50 Patents

#19 in Cambridge

#342 in United Kingdom

#13,575 in the World

Cambridge, United Kingdom

Cambridge Semiconductor Limited

Forward Citations = 570

27 inventors:

Florin Udrea (23 out of 114 patents)

David Michael Garner (18 out of 21 patents)

Vinod A Lalithambika (12 out of 13 patents)

4. David Robert Coulson (11 out of 15 patents)

5. Gehan A J Amaratunga (9 out of 11 patents)

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