Expert 436007 - CA(S)

Expertise Description

I have over 25 years experience in the field of Power Electronics Engineering with expertise in
lighting electronics and experience in preparing power electronic products for high volume
manufacture. I have additional knowledge in technology and patents of electronic ballasts; design,
reliability and performance of LED drives; and fluorescent ballasts. I have prior expert witness
experience, particularly in preparing declarations in support of petitions for Inter Partes Reviews.
With 56 issued US patents related to Lighting Electronics I am well familiar with many aspects of patents.

Areas of Expertise

Expert Witness

My expert witness experience includes testimony concerning the infringement of an electronic ballast patent. During 2014 I authored 5 expert declarations in support of petitions for Inter Partes Reviews. These were all to do with patents on LED circuits.

Consulting Experience

My consulting experience includes LED drive design and troubleshooting, electronic ballast design and troubleshooting, patentability searching and claims construction, Infringement analysis, high frequency transformer design and specification for manufacture, and preparation for product testing to UL and IEC requirements. 

Professional Experiences

My professional experience includes Director of Power Supply products, Chief Technology Officer, Vice President of Advanced Technology, and Vice President of Engineering. 


Degree Subject Institution
Ph.D. Physics University of Cambridge
B.Sc University of Birmingham

Awards & Affiliation

Senior Member
Illuminating Engineering Society

Primary Affiliation

Institute of Electrical and Electronics Engineers (IEEE)

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Partial List of Consulting Expert Witness Cases