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Robert D. Johnson — 1 Patent in 2021

Mitchell, SD: #3 of 9 inventorsTop 35%

South Dakota: #72 of 283 inventorsTop 30%

Overall (2021): #284,397 of 548,734Top 55%

1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11167679	Trailer with quick attach for skidsteer	—	2021-11-09