Protecting the new, now.®

Attorney Gregory M. Howison


  • Southern Methodist University Dedman School of Law, J.D,1981
  • Catholic University of America BEE, Bachelor of Electrical Engineering, with honors, 1971

Bar Admissions

  • Texas
  • U.S. Patent and Trademark Office

Court Admissions

  • U.S. Court of Appeals for the Federal Circuit
  • U.S. District Court for the Northern District of Texas

Awards and Honors

  • 2011-2017 Voted Texas Super Lawyers® by Thomson Reuters
  • AV® Preeminent by Martindale-Hubble in Legal Ability and Ethics

Gregory M. Howison

Managing Partner

Patents, Trademarks, Oppositions, Cancellations, Appeals, Inter Partes Reviews (IPR), Patent Portfolio Evaluation, Licensing, Transactional and Litigation Support

Greg Howison, registered U.S. Patent Attorney, has over 30 years experience in Intellectual Property Law. He specializes in the software, telecommunications, semiconductor industries and E-commerce and has prepared and obtained significant patent coverage on a number of large telecommunications networks, voice messaging systems, video conferencing systems, semiconductor devices, neural network systems and software systems.


Mr. Howison concentrates on the following technology areas:

  • Computer hardware and software
  • Circuit-switched and packet-based communication devices and systems
  • Semiconductor devices and processes
  • E-commerce
  • Business methods

Greg Howison is the founding partner of Howison & Arnott LLP. He established the firm in 1999 with a primary focus in Intellectual Property. Mr. Howison has also served as a consultant to companies (both patentees and licensees) involved in patent licensing negotiations in the U.S., Japan and China. Greg Howison has been lead counsel on numerous Inter Partes Reviews (IPR) before the Patent Trial and Appeal Board (PTAB) for both Patent Owners and Petitioners. Prior to entering law school, Mr. Howison was employed for over nine years as a design engineer in the field of high frequency communications, digital and analog design, including service with Westinghouse Defense Center, Texas Instruments, Inc. and Rockwell International.

Professional Affiliations

  • Registered U.S. Patent Attorney
  • American Intellectual Property Law Association (AIPLA)
  • Institute of Electrical and Electronics Engineers (IEEE)
  • International Trademark Association (INTA)
  • Dallas Bar Association
  • Texas Bar Association