Physicist with over three decades of industry experience and a prolific innovator in electro-optical systems who invented a new type of optical microscopy, co-invented solid immersion microscopy, designed the first commercial atomic and magnetic force microscope, and invented a laser noise canceller. Has specialized technical expertise in analog circuit design, low noise circuits, optical systems, instruments, and measurements, interferometry, ultrasensitive measurements, and silicon photonics.

Formal Education

  • Ph.D. in Applied Physics, Stanford University
  • M.S. in Applied Physics, Stanford University
  • B.S. in Physics and Astronomy, The University of British Columbia

Career Highlights

  • Staff member of IBM’s T.J. Watson Research Center for two decades with research interests in optical interconnections, microscopy, and computer science
  • Author of a bestselling book on electro-optical system design
  • Named inventor on more than forty issued U.S. patents including one related to quantum computing and others related to microscopy, optical interconnections, and solar photovoltaics

Expert Qualifications

  • Retained more than twenty times as an expert witness for plaintiffs and defendants in cases involving the technology of companies including Lenovo, LG Electronics, Lockheed, Nintendo, Uber, and Vizio
  • Neutral referee in an intellectual property dispute between former joint development partners in an avionics program tasked with determining if either party misappropriated IP following a failed collaboration
  • Testifying expert in a patent infringement action in U.S. District Court for the Eastern District of Texas relating to automatic display brightness controls using ambient light sensors
  • Performed testing and reverse engineering of accused products, submitted several expert reports and rebuttals and was deposed on behalf of defendants in a billion-dollar patent infringement and trade secrets dispute regarding use of lidar in autonomous vehicles
  • Wrote an invalidity report on behalf of defendant Nikon in a U.S. ITC investigation relating to tools used in semiconductor manufacturing
  • Consulting expert to Samsung, on invalidity and noninfringement, in an action alleging patent infringement in antireflection surface textures for diode lasers and LEDs