Harry G. Direen Jr, Ph.D, PE

Harry G. Direen Jr, Ph.D, PE is an electrical and software engineering expert specializing in intellectual property litigation and patent infringement analysis. With a career spanning control systems, high performance computing, and UAV autonomous control, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating patent infringement, assessing product reverse engineering, and evaluating whether control systems meet industry standards.

Dr. Direen has been retained in numerous expert witness and consulting engagements across the United States, involving intellectual property cases, UAV systems, and high-performance computing technologies. His Ph.D. in Electronics Engineering / Control Systems, along with his Professional Engineer license in Colorado, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of patent validity and infringement in disputes involving complex electronic and software systems.