Keith A. Larson

Staff Attorney

Patent Lawyers

Keith Larson is an attorney at Patterson Thuente IP. His practice consists of patent drafting and prosecution, performing patentability and clearance searches, and preparing patent invalidity opinions, as well as electronic discovery and patent litigation support.

Professional Experience

Prior to becoming an attorney, Keith spent 20 years at a leading disc drive manufacturing company where he supported the design, development, and manufacturing of disc drive recording heads with significant experience in thin film wafer fabrication and recording head electromechanical assemblies having Magnetoresistive, GMR, and TMR readers and advanced air bearing surfaces. At this same corporation Keith was later involved in Information Technology management with responsibility for software license agreements, data centers and information networks, eSecurity, and Cloud SaaS/IaaS/PaaS infrastructure.


Early in his career Keith served his country in the United States Navy as a submarine officer while holding a variety of positions involving navigation, electronic communications, underwater weapons, combat systems, and sonar. Later, as a Chief Engineer Officer he was responsible for his ship’s nuclear reactor, propulsion, electrical generation, reactor protection and control systems, shielding, and radiochemistry control.

Representative Technology Expertise

  • Thin film wafer fabrication and test
  • Magnetoresistive/GMR/TMR transducers
  • Magnetic engineering
  • Recording head air bearings and suspension assemblies
  • Clean room systems, contamination and ESD control
  • Servo control systems
  • Chemical processing and cleaning systems
  • Radiochemistry analysis and control
  • Radiation detection and shielding
  • Nuclear reactor protection and control systems
  • Fluid handling systems, hydraulics, and compressed gasses
  • SUBSAFE systems and controls
  • Steam turbines, reduction gears, shaft line components, and propulsors
  • Electrical power generation and switchgear
  • Nuclear weapons and authentication systems
  • Electronic communications, satellite communications, GPS
  • ESM, countermeasures, and jamming systems
  • Inertial navigation systems
  • Sonar and advanced underwater detection systems
  • Underwater weapons systems, torpedoes, and decoys
  • Computer network, threat detection, and penetration testing
  • Video communications
  • Enterprise data systems, data centers, and cloud computing
  • Enterprise Data Warehousing and Big Data systems
  • The Internet of Things
  • Data storage systems and media
  • Software, licensing, audit, and compliance
  • Optical and voice recognition systems
  • Ophthalmic processes and surgical microscopes
  • Life sciences technologies

Community Involvement

US Naval Sea Cadet Corps, National Vice President and Scholarship Chairman

Navy League of the United States, National Director


University of Minnesota, B.S., Electrical Engineering, 1984
Rollins College Graduate School of Business, MBA, 1993
Mitchell Hamline School of Law, JD, 2016


Supreme Court of Minnesota
US District Court, District of Minnesota


American Intellectual Property Law Association
Minnesota Intellectual Property Law Association
Minnesota State Bar Association
Hennepin County Bar Association
Twin Cities eDiscovery Forum


Keith A. Larson

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