Jerry T. Sewell

Jerry T. Sewell

Of Counsel

Jerry Turner Sewell has over 37 years of experience practicing intellectual property law. Mr. Sewell focuses his practice on the preparation and prosecution of patent applications in the electrical, electronic, and computer fields. This practice includes software, internet, and data processing patent prosecution.

Previously, Mr. Sewell was a partner with the firm of Knobbe, Martens, Olson and Bear in Orange County, California, where he practiced for twenty-one years. While at Knobbe, he obtained patents in the electrical, electronic, and computer software fields as well as for fiber optic sensing systems for Stanford University.

Mr. Sewell worked for nine years as a Senior Design Engineer for Control Data Corporation in Bloomington, Minnesota, designing and testing processors, memories, peripheral devices, and systems for the aerospace industry. He also spent three years with Deutsch, Kerrigan & Stiles in New Orleans as a civil litigator. Mr. Sewell was in solo practice in Franklin, Tennessee, and Newport Beach, California, from 2005 until he joined the firm in February of 2015.


  • D857,131                Endplate for vibrating exercise roller
  • D855,822              Percussive massage device
  • 10,356,990            Water conservation apparatus and method for programmable irrigation controllers
  • D852,370              Vibration and heat generation apparatus
  • 10,326,377             Circuit and method for indirect primary-side load current sensing in an isolated power supply
  • 10,320,303            Frequency controlled dummy load to stabilize PFC operation at light load conditions
  • 10,314,762             Battery-powered percussive massage device with pressure sensor
  • 10,284,945           Air motion transformer passive radiator for loudspeaker
  • 10,256,776            Steered current source for single-ended class-A amplifier
  • 10,252,116              Vibrating fitness ball
  • D843,522             Cover for vibrating exercise roller
  • 10,186,812             Ferrite wafer and connector assembly for EMI noise suppression on a printed circuit board
  • 10,128,740            Dynamic AC impedance stabilization in a flyback LED driver
  • 10,083,790           Method and apparatus for attaching magnetic components to printed circuit boards
  • 10,058,939           Adapter to convert a 3-axis milling machine to a 5-axis milling machine
  • Institute of Electrical and Electronic Engineers (IEEE)
  • Louisiana Engineering Society
  • National Society of Professional Engineers
  • Registered Professional Engineer (Minnesota and Louisiana)
  • Tennessee Intellectual Property Law Association
  • Franklin at Breakfast Rotary Club
    • Past Director
  • Newport Beach Chamber of Commerce (8 yrs)
    • Board of Directors
  • Newport Beach/Irvine CA Rotary Club
    • Past President

When not organizing his collection of engineering magazines, Jerry enjoys good whiskey and political debates.