David Chun

David Chun is a partner in the Intellectual Property Practice Group in the firm's Silicon Valley office.

Areas of Practice

David focuses his practice on litigating patent infringement, trade secret misappropriation and copyright infringement matters in district and appellate courts and in connection with government enforcement actions.

David represents both foreign and domestic clients in litigations involving a broad range of subject matters. Representative technologies include semiconductor and flash memory, wireless mobile devices, digital signal processing for hearing aid devices, on-line gaming, hard disk drives, alternative fuels, software interfaces, medical devices, business methods and consumer products.

David has been recognized as an Eminent Practitioner by Chambers Asia-Pacific, following his consistent Band 1 ranking for nearly a decade. Clients describe David as “an excellent lawyer who's very attuned to intricate dynamics, dedicated to providing excellent client service, resourceful and willing to go the extra mile to provide what clients in this market need.”

Experience

• Represented a leading medical device company in a trade secret misappropriation matter involving analytics hardware and software.
• Represented a display panel technology company in litigation and licensing disputes involving OLED and LCD technology.
• Represented a chemical manufacturing company in a U.S. federal grand jury trade secrets investigation.
• Represented a gaming software company in multi-defendant patent infringement litigation involving network communications technology for client-server gaming products.
• Represented a gaming software company in trade secret misappropriation, copyright, and unfair business practices litigation against a competitor.
• Defended a chemical equipment manufacturer in a patent infringement lawsuit brought by a competitor regarding chemical-mechanical-polishing technology.
• Secured a jury verdict of unjust enrichment and unfair business practices for a medical institution in litigation relating to surgical treatment of macular degeneration, resulting in a damages award and attorneys' fees. Successfully defended the verdict on appeal.
• Represented a global hearing aid company in patent infringement litigation involving digital signal processing technology.
• Represented a building materials company against a competitor in patent infringement litigation involving manufacturing processes for fiberglass coated products.
• Represented a semiconductor company in patent infringement and trade secret misappropriation cases involving flash memory devices.
• Represented technology companies in disputes over patents relating to optical disc formats, data storage device interfaces, and digital recording technologies.
• Represented a financial services company in competitor disputes involving administration of financial products for leading insurance providers.
• Litigated patent disputes involving fiber-optic transceiver technology.
• Represented a building materials company in patent disputes involving laminate flooring locking mechanisms.
• Led appeals in photodynamic therapy technology patent cases.
• Successfully opposed a competitor's European patent relating to distillation tower control software.

Honors

• Intellectual Property: Trade Secrets (Litigation and Non-Contentious Matters), Legal 500 US, 2022-2024
• Intellectual Property: Patents: Litigation: Full Coverage, Legal 500 US, 2024-2025
• IAM Patent 1000: The World's Leading Patent Practitioners (2023-2025)
• Eminent Practitioners: Intellectual Property, International Firms, Chambers Asia-Pacific, 2015-2025
• Top Trade Secrets Lawyer in California, Daily Journal, 2021
• Rising Stars, New York Super Lawyers, 2012-2013

Articles

Media Mentions

Speaking Engagements

• Moderator, “Harnessing IP Value,” Intellectual Asset Management’s IPBC Korea conference in Seoul, South Korea, April 20, 2023
• Speaker, “Patent Infringement Litigation and Damage Calculation Practice,” 2020 Korea IP Summer Forum, August 27, 2020