Jeannine Yoo Sano
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With 30 years of intellectual property litigation experience, Jeannine Sano is frequently sought out as lead trial counsel for jury and bench trials in patent and trade secret cases across the country. She has tried cases involving a range of technology fields, such as mobile communications, video processing, graphics, memory, display, semiconductor manufacturing, and medical devices, and prevailed on appeals before the Federal Circuit and the California Court of Appeal. Her trial successes have been recognized by IAM Patent 1000, Managing IP, The Recorder, Daily Journal, and Benchmark Litigation, among other publications and awards.

Jeannine is on the Early Neutral Evaluation panel in the Northern District of California and previously served as Chair of the Patent Litigation and ITC Practice Committees of the ABA Section of Intellectual Property. She also volunteers as faculty for NITA’s trial advocacy programs for practicing attorneys and was a guest instructor for Notre Dame Law School's trial advocacy program and a judge for the mock trial and patent law programs at Stanford Law School.

Professional Activities

  • Women Lawyers of the Eastern District of Texas Advisory Committee
  • Stanford Alumni Association
  • APABA Silicon Valley/NAPABA
  • ChIPs (Silicon Valley and Texas Chapters)
  • ITC Trial Lawyers Association

Experience

Representative Matters

  • Certain UMTS and LTE Cellular Communication Modules and Products Containing Same (ITC)
    Final determination of no violation based on non-infringement and invalidity of all four patents involving UMTS/LTE standards asserted against mobile communication modules.
  • Applied Materials v. Ocean Semiconductor (PTAB; Fed. Cir.)
    Final written decisions finding all 100+ challenged claims unpatentable in IPRs of four semiconductor manufacturing patents asserted in ten district court litigations; Rule 36 affirmance of appealed decision issued within 24 hours of oral argument.
  • VideoShare v. YouTube et al. (D. Del.; Fed. Cir.)
    Judgment of invalidity of all asserted patents involving video uploading/publishing, affirmed by Federal Circuit.
  • American Imaging Services v. Autodesk (N.D. Tex.)
    Complete defense jury verdict of non-infringement of all accused CAD software products and invalidity of all asserted claims on multiple grounds, followed by cancellation of all claims in ex parte reexamination.
  • Certain Liquid Crystal Display Devices, Including Monitors, Televisions, and Modules, and Components Thereof (ITC; Fed. Cir.)
    Final determination of no violation as to all five patents asserted by Thomson (formerly Technicolor) involving video display technology and LCD manufacturing on behalf of Respondents Chimei InnoLux, InnoLux, and Chi Mei Optoelectronics USA, affirmed by Federal Circuit.
  • Certain Electronic Devices, Including Mobile Phones and Tablet Computers, and Components Thereof (ITC)
    Initial determination of no violation of all intervened patents involving mobile device technology.
  • Certain CMOS Active Pixel Image Sensors and Products Containing Same (ITC; N.D. Cal.)
    Resolved 337 Investigation and corresponding district court litigation involving five CalTech patents on behalf of OmniVision Technology Inc.
  • Uniloc Luxembourg S.A. et al. v. Amazon.com et al. (E.D. Tex.; Fed. Cir.)
    Judgment of invalidity of patent involving digital streaming, affirmed by Federal Circuit.
  • Coffelt v. NVIDIA et al. (C.D. Cal.; Fed Cir; S. Ct.)
    Judgment of invalidity of computer graphics software patent and denial of Rule 59 motion, affirmed by Federal Circuit, cert denied.
  • Walker Digital v. Google (D. Del.; PTAB)
    Judgment of invalidity of all asserted patents accusing social networking products, plus award of all costs following contested motion; all challenged claims cancelled
  • Microtune v. Broadcom (E.D. Texas)
    Resolved patent dispute involving radio frequency (RF) tuners following jury verdict.
  • Boston Univ. v. Lite-On et al. (D. Mass.)
    Judgment following rejected Rule 68 offer that was fraction of settlement demand; plaintiff’s appeal dismissed as moot.
  • Mobile Internet Technologies v. E-LOAN et al. (M.D. Fla.)
    Prevailed in bench trial in trade secret and patent dispute involving online financing technology; appeal dismissed.
  • Audio DigitalImaging v. Samsung (N.D. Ill.)
    Resolved dispute involving MPEG2 technology following bench trial.
  • Target Therapeutics v. Micrus (Cal. Sup. Ct.)
    Obtained injunction in trade secret misappropriation action involving surgical coil for minimally invasive treatment of aneurysms.
  • Glue-Fold v. Slautterback et al. (Sup. Ct., Cal. Ct. App.)
    Obtained summary judgment plus award of attorneys’ fees in trade secret litigation involving adhesive manufacturing technology, affirmed on appeal.
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Honors

  • IAM Patent 1000, World's Leading Patent Professionals (2015 – 2024) (Individual Silver ranking)
  • IAM Strategy 300, World’s Leading IP Strategists (2023 – 2024)
  • Daily Journal, Top Women Lawyers (2024)
  • Lawdragon, 500 Leading Litigators in America (2025)

  • World IP Review Leaders 2024

  • ALM / Law.com, California Legal Awards Winner, 30 Women Leaders in Tech Law (2023)
  • Benchmark Litigation, California Litigation Star: Intellectual Property (2022 – 2024)
  • Managing IP, IP Stars (2014 – 2024)
  • Northern California SuperLawyers, Intellectual Property, 0.3% of attorneys with 20th consecutive year recognition (2004 – 2024)
  • Capital Pro Bono Honor Roll (Honors, 2023)
  • San Francisco Magazine, Top Women Attorneys in Northern California (2021 – 2022)
  • San Francisco Magazine, Top Attorneys in Northern California (2020)
  • Profiles in Diversity Journal, Women Worth Watching (2020)
  • National Diversity Council, Top 50 Women Lawyers (2016)
  • Daily Journal, Top Intellectual Property Litigators (2014)
  • Managing IP, Top 250 Women in IP (2013)
  • BTI Consulting, Client Service All-Star (2012)
  • Chambers USA, California, Intellectual Property, Band 3 (2008)
  • Daily Journal, Top 75 Women Litigators (2007)
  • Daily Journal, “Prominent Alumni of the University of California Hastings College of the Law in 125 Years of California Law”
  • Lawdragon, New Stars, New Worlds (2006)
  • California Super Lawyers, Top 50 Women Lawyers (2004)

News

Thought Leadership

Events

Education

  • JD – University of California, Hastings College of Law (1994)
  • AB, with Honors, Human Biology – Stanford University (1989)

Admissions

  • California
  • District of Columbia
  • New York
  • Illinois
  • U.S. District Court Central District of California
  • U.S. District Court Eastern District of California
  • U.S. District Court Northern District of California
  • U.S. District Court Southern District of California
  • U.S. District Court Northern District of Illinois
  • U.S. District Court Southern District of New York
  • U.S. District Court Eastern District of Texas
  • U.S. District Court Western District of Texas
  • U.S. Court of Appeals for the Seventh Circuit
  • U.S. Court of Appeals for the Ninth Circuit
  • U.S. Court of Appeals for the Eleventh Circuit
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Supreme Court

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