Jianguang Du
Associate Attorney
Patent Agent
612-455-3826
jdu@hsml.com

Education
Tsinghua University
    B.E., Materials Engineering, 1992
Tsinghua University
   M.E., Materials Engineering, 1994
University of Michigan
   Ph.D., Materials Science & Engineering, 2000
William Mitchell College of Law
   J.D., 2007, summa cum laude
   Staff Member, William Mitchell Law Review

Practice Areas
Dr. Du has broad experience in U.S. and international patent preparation and prosecution, IP due diligence on freedom-to-operate and patentability, client counseling on patent plans/strategies and patent portfolio development/management, patent opinions on noninfringement and invalidity, reexams, and IP agreements including patent licensing and confidentiality agreements. Dr. Du practices in a variety of technologies including materials science, nanotechnology, chemistry, physics, mechanical engineering, and medical devices.

Relevant Experience
Dr. Du was a Patent Prosecution Associate with Fish & Richardson (2007-2010). Dr. Du was also a Law Clerk and a Patent Liaison for the Office of Intellectual Property Counsel of 3M Company (2005-2007). Additionally, Dr. Du has technical experience at 3M Company as an Engineering Specialist and a Senior Research Engineer (2000-2005). Over ten years of experience in technology research and product development on metals, polymers, composites, electronic materials, adhesives, multilayered optical films, optical displays, touch screens, and tablet PCs.

Bar Admissions
Minnesota State Bar, 2007
U.S. Patent and Trademark Office, 2007

Papers & Presentations
• "Toughening of Epoxies," with A. F. Yee and M. D. Thouless, Polymer Blends: Formulation and Performance
   (eds D. R. Paul and C. B. Bucknall), John Wiley and Sons, New York (2000).

• "Mechanics of Toughening Brittle Polymers," with M. D. Thouless A. F. Yee, Toughening of Plastics: Advances in Modeling
   and Experiments (eds R. A. Pearson, H. J. Sue and A. F. Yee), American Chemical Society, Washington D. C. (2000).

• "Modeling the Peel Performance of Pressure-Sensitive Adhesives," with D. D. Lindeman and D. J. Yarusso, Journal of
   Adhesion, 80, 601-612 (2004).

• "Modeling of Cohesive Failure Processes of Structural Adhesive Bonded Joints," with F. T. Salmon and A. V. Pocius,
   Journal of Adhesion Science and Technology, 18, 287-299 (2004).

• "Effects of Rate on Crack Growth in a Rubber-Modified Epoxy," with M. D. Thouless and A. F. Yee, Acta Materialia, 48,
   3581-3592 (2000).

• "Development of a Process Zone in Rubber-Modified Epoxy Polymers," with M. D. Thouless and A. F. Yee, International
   Journal of Fracture, 92, 271-286 (1998).

• "Atomistic Simulation of Transformation Toughening in Fe-Ni Austenite," with M. Grujicic, Modelling and Simulation in
   Materials Science and Engineering, 3, 811-828 (1995).

Professional Affiliations
American Intellectual Property Law Association
Minnesota Intellectual Property Law Association
National Asian Pacific American Bar Association

Languages
Mandarin