Aubrey Williams

Steven Hartsell is a registered patent attorney and focuses his practice on patent infringement litigation, patent licensing, and inter partes review proceedings. He has represented clients in federal courts across the country in cases involving a variety of technologies, including semiconductors, distributed agent architectures, cellular phones, telecommunications, software anti-piracy, medical devices, DVD and television controls, and optical systems. Steven also has extensive experience re...

As a partner, John Raggio serves as Nachawati Law Group’s General Legal Counsel and assists the firm’s public entity and mass tort practice groups. Mr. Raggio formerly managed the firm’s family law, criminal defense, and debt resolution litigation practice sections. These courtroom-intensive areas of law helped develop his trial skills and his ability to understand and empathize with his clients as they navigate the challenges of our legal system. Originally from Louisiana, ...

Raymond Turner is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Raymond, who practices law in Dallas, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Raymond is held by other top lawyers in the same geographic and legal practice area.

Stephen C. Rasch is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Banking and Finance, Litigation - Real Estate and Litigation - Securities. Stephen C., who practices law in Dallas, Texas, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen C. is held by other top lawyers in the same geographic and legal practice area.

Tricia R. DeLeon is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Banking and Finance. Tricia R., who practices law in Dallas, Texas, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tricia R. is held by other top lawyers in the same geographic and legal practice area.

David, who once was described at a national legal symposium as the “Swiss Army Knife of IP Attorneys,” is a highly respected figure in the legal field renowned for his extensive and diverse expertise. He holds the distinction of being a registered patent attorney in the U.S. and Canada, a first-chair federal litigator, and the external general counsel for a group of privately held companies. With a client-focused approach built on a wealth of experience, David is an exceptional re...

For over 20 years, Andy Turner has been a trusted mediator and arbitrator, helping parties resolve complex disputes with efficiency, creativity, and professionalism. With 35 years of experience as a litigator and strategic advisor, he brings deep expertise in employment, commercial, probate, and personal injury matters to every case. Andy’s background includes decades of litigation experience across multiple states—Texas, Arkansas, Oklahoma, Florida, and Louisiana—representi...

Mark Nelson is a partner in Barnes & Thornburg's Intellectual Property and Technology practice based in Dallas and Houston. He has more than 20 years of experience litigating large, multifaceted patent infringement cases in federal district courts and before the International Trade Commission. Mark also has experience in post-grant proceedings, including both inter partes and covered business method reviews (“IPRs” and “CBMs”). Mark's experience in patent litigatio...

For more information, please visit www.gibsondunn.com/lawyer/cannon-michael-q/ .

Joanna Jung-Erh Lin is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Joanna Jung-Erh, who practices law in Dallas, Texas, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joanna Jung-Erh is held by other top lawyers in the same geographic and legal practice area.