Klarquist represents a broad range of clients, from solo inventors and mid-size companies, to some of the largest, most prestigious companies in the world.

A-dec, Inc. Oregon Health & Science University
Amazon.com, Inc. Oregon State University
Boise Cascade, LLC Pacific Northwest National Laboratory/Battelle
Centers for Disease Control and Prevention Portland State University
Daimler Trucks North America, LLC (Freightliner) Qorvo, Inc.
Emory University Rutgers, The State University of New Jersey
General Electric Company (GE) Shaklee Corporation
Infosys Limited Taylor Made Golf Company, Inc.
Los Alamos National Security (LANS) TransluSense, LLC
Mentor Graphics Corporation Turner Broadcasting Systems, Inc. (TBS)
Microsoft Corporation University of Arizona
MWI Veterinary Supply Co. University of Idaho
National Institutes of Health University of Oregon
Nautilus, Inc. University of Pittsburgh
Nikon Corporation UVic Industry Partnerships, Inc.
 nLIGHT Corporation Ventana Medical Systems, Inc.
Norpac Foods, Inc. Washington State University
Oak Ridge National Laboratory/UT-Battelle