John E. Spencer

Technical

Founder and president at Photodigm, Inc.

Ph.D., physical chemistry — Rice UniversityB.S., chemistry — Millsaps College
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John E. Spencer is primarily a technical expert in patent litigation, most active in Semiconductors, Electronics & Displays with Semiconductors / Memory as the leading focus area, and has appeared in fewer than ten patent matters, most recently in 2018. Spencer holds a Ph.D. and has been active since 2017.

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  • PTAB Final Written Decision outcomes
  • District court Daubert rulings
  • Representation history across parties and firms
  • Hourly rate history
  • Technology activity breakdown
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