Steven D. Hoffman — 3 Patents at 3M

Steven D. Hoffman has been granted 3 US patents while listed as an inventor at 3M. The first was granted in 1991 and the most recent in April 1992. Steven D. Hoffman ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Steven D. Hoffman in Grayson, KY, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5108433	Tensioning means for prosthetic devices	Steven J. May, Craig Van Kampen, David L. Butler, Edward S. Grood, Frank R. Noyes	1992-04-28	$8,671,000
5018514	Knee brace	Edward S. Grood, David L. Butler, D. Michael Ledyard	1991-05-28
5002574	Tensioning means for prosthetic devices	Steven J. May, Craig Van Kampen, David L. Butler, Edward S. Grood, Frank R. Noyes	1991-03-26	$8,296,000

Steven D. Hoffman — 3 Patents

Issued Patents All Time

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