Press Release

14 Haynes Boone Attorneys Recognized in IAM Patent 1000

June 2, 2026

The Intellectual Asset Management (IAM) Patent 1000 legal directory ranked 14 Haynes Boone attorneys in its 15th edition, underscoring the firm’s depth of experience across key areas of patent practice. Widely regarded as one of the leading guides to global patent expertise, the IAM Patent 1000 highlights top firms and practitioners based on extensive market research and client feedback.

Selections are determined through a five-month research process that includes interviews with patent lawyers, in-house counsel and market sources, as well as detailed firm submissions and client feedback. Researchers evaluate firms and practitioners on factors including depth of expertise, market reputation, quality of work and peer and client recommendations.

The following partners were ranked among the top lawyers in patent prosecution, litigation and transactions: Tom Chen, Randall Colson, Russ Emerson, Alan Herda, Lee Johnston, Charlene Liu, David McCombs, Greg Michelson, Jeffrey Morton, David O'Brien, David O'Dell, Ken Parker, Mark Tidwell and Jeffrey Wolfson.

Below is a breakdown of rankings for the firm and partners, along with comments from researchers.

National:

The firm ranked nationally in Post-Grant Proceedings.

California:

In California, the firm is Recommended in Prosecution, with IAM highlighting the work of Tom Chen, Charlene Liu, Greg Michelson, Jeffrey Morton and Ken Parker.

Researchers stated:

  • “An esteemed member of the firm’s executive committee, Chen comes armed with profound technical acumen and strategic insights concerning clients’ distinct patent-related challenges. He has been the leading figure in dealing with some of the firm’s biggest names.”
  • “Impressive Liu graces the ensemble with her advanced technical and legal knowledge. She combines this with her background in electrical engineering to provide quality counsel and portfolio management relating to emerging technology and innovation.”
  • “Orange County’s administrative partner Michelson is renowned for providing watertight IP strategy and patent counsel on high-value patent portfolios.”
  • Morton is a familiar name among life sciences companies, with clients benefiting from his sage counsel.”
  • “Heading the firm’s ITC Section 337 litigation group, Parker shines as a leading litigator, adeptly steering patent and trademark infringement cases of various Fortune 500 companies toward success. Parker is also actively engaging in international IP enforcement across Europe and Asia.”

Texas

In Texas, Haynes Boone ranked among the top firms in the Litigation category and was one of only six firms statewide in each category to receive “Highly Recommended” in prosecution and “Recommended” for transaction work.

Individual rankings include:

  • Litigation: Emerson and McCombs
  • Prosecution: Herda, McCombs, O’Brien and O’Dell
  • Transactions: Colson, McCombs, O’Dell and Tidwell

Researchers stated:

  • Colson, as head of the technology transactions group, navigates complex deals with finesse, leveraging his background as a hardware and software designer.”
  • Emerson’s strategic flair and finesse, often as lead counsel, in high-stakes litigations nationwide further complements the outfit’s comprehensive services.”
  • Herda seamlessly combines technical know-how with profound patent knowledge, crafting strong portfolios for those in the technology sector.”
  • McCombs is renowned for his versatile and well-rounded practice.”
  • O’Brien leads the charge in the patent office trials practice group, wielding his expertise in inter partes reviews before the PTAB to benefit cutting-edge technology clients.”
  • “Chair of the patent trials and licensing practice group, O’Dell has more than 25 years in the game, establishing himself as a prolific attorney with a track record of 100 inter partes review petitions. His stellar reputation at the PTAB precedes him, making him a trusted name in the field.”
  • Tidwell’s strategic guidance and licensing expertise in technology transactions have solidified his standing.”

Colorado:

Johnston was ranked individually among the top lawyers in Litigation.

D.C. Metro Area:

Wolfson was recommended and ranked individually in Patent Prosecution.