Roger Johnson — 1 Patent at Genesis Attachments

Roger Johnson has been granted 1 US patent while listed as an inventor at Genesis Attachments. All of these patents were granted in 2020. Roger Johnson ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Roger Johnson in Hermantown, MN, US.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10668475	Pulverizer attachment with tooth rails	Daniel J. Raihala	2020-06-02

Roger Johnson — 1 Patent

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