John E. Nelson — 1 Patent in 2021

JIJohnstech International: 1 patents #4 of 13Top 35%

Brooklyn Park, MN: #25 of 81 inventorsTop 35%

Minnesota: #2,374 of 7,038 inventorsTop 35%

Overall (2021): #394,566 of 548,734Top 75%

1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11209458	Integrated circuit contactor for testing ICs and method of construction	Ranauld Perez, Jeffrey C. Sherry, Michael Andres, David A. Johnson	2021-12-28