Michael R. Duoos — 2 Patents at 3M

Michael R. Duoos has been granted 2 US patents while listed as an inventor at 3M. The first was granted in 2019 and the most recent in March 2020. Michael R. Duoos ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Michael R. Duoos in Lino Lakes, MN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
10586446	Sign to vehicle identification system	Jeffrey D. Janovec, Kenneth L. Smith, Todd A. Ballen, Travis L. Potts, James W. Howard +1 more	2020-03-10	$69,305,000
10339804	Sign to vehicle identification system	Jeffrey D. Janovec, Kenneth L. Smith, Todd A. Ballen, Travis L. Potts, James W. Howard +1 more	2019-07-02	$34,576,000

Michael R. Duoos — 2 Patents

Issued Patents All Time

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