Expert Witness

Dr. David Choi has served as an expert witness in patent litigation cases involving major wireless telecommunication equipment OEMs in both the International Trade Commission (ITC) and Federal District Courts, as a testifying expert witness in Civil Litigation, and has supported dozens of IP asset valuation projects.

In the ITC and District Court cases, Dr. Choi carried out detailed technical analyses on patents pertaining to RF and microwave circuits, specifically, on Doherty RF amplifiers, which have the unique ability to provide both linear and efficient power amplification. Dr. Choi provided technical primers and reverse engineering, assisted in patent infringement contentions, claim constructions, as well as responding to opposing parties’ expert witness report(s). In the Civil Litigation case, Dr. Choi wrote an expert report (and rebuttal), was deposed, and expects to testify in the hearing (March 2017).

Dr. Choi has served numerous international and domestic clients, from Fortune 100 companies to startup/venture organizations. Dr. Choi has worked with many well-respected law firms such as, Kirkland & Ellis, Perkins Coie, Alston & Bird, Weil, Gotshal & Manges, and Mintz Levin.

Full Support Throughout the Patent Litigation Process:

    • Patent Technical Analysis
    • Analysis of Prior Art, Claims
    • Infringement contention charts
    • Claim Construction
    • Expert Witness Reports
    • Reverse Engineering
    • Deposition
    • Expert Testimony*

* Expected, March 2017