Kirk A. Sigmon

OUR TEAM -

Kirk helps companies around the world tackle complex intellectual property challenges, from high-stakes patent prosecution and litigation to strategic portfolio development, cross-border licensing, and maximizing IP value. Kirk began his

Y. Michelle Zhang

OUR TEAM -

Michelle focuses on the preparation and prosecution of U.S. and foreign patent applications, patent portfolio development and post-grant proceedings at the U.S. Patent and Trademark Office. Michelle has experience in

Daniel (Dongil) Moon

OUR TEAM -

Daniel is dedicated to helping clients with a variety of patent legal services ranging from patent prosecution, PTAB post-grant proceedings, due diligence, and infringement and invalidity opinions. Daniel has both

Audra C. Eidem Heinze

OUR TEAM -

Audra applies a strategic and creative approach to helping clients achieve their business goals.  Her practice extends to all areas of IP with a unique focus on industrial designs and

Richard S. Stockton

OUR TEAM -

Richard renders holistic intellectual property counseling, prosecution and litigation advice. Exemplary achievements include:

Jason S. Shull

OUR TEAM -

Jason is a senior shareholder of Banner Witcoff, with over 20 years of experience in representing plaintiffs and defendants in complex intellectual property matters throughout the United States.  His practice comprises

Christopher B. Roth

OUR TEAM -

Chris focuses his practice on patent, trademark, trade dress, copyright and trade secret litigation. He is experienced in all aspects of trial preparation, including pretrial investigations, preparing complaints and answers,

Thomas K. Pratt

OUR TEAM -

Tom focuses his practice on litigating and trying complex intellectual property matters. Tom has successfully represented clients in all phases of intellectual property infringement lawsuits in district courts throughout the

H. Wayne Porter

OUR TEAM -

Wayne’s practice focuses on patent prosecution and counseling, including the evaluation of patent infringement and validity issues. He also offers significant experience with preparing and prosecuting patent applications in various

W Garland Phillips

OUR TEAM -

With over 20 years of experience in the high-tech industry, Garland has a strong technical background, enabling him to recognize inventive aspects in complex technical matters. Having been an inventor

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