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Rolf B. Karlsson — 1 Patent in 2021

General Motors: 1 patents #473 of 1,408Top 35%

Grand Blanc, MI: #20 of 41 inventorsTop 50%

Michigan: #3,301 of 9,874 inventorsTop 35%

Overall (2021): #284,287 of 548,734Top 55%

1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11208945	Shutter system for a motor vehicle	Michael A. Smith, Richard J. Lopez	2021-12-28