Robert E. Butler — 1 Patent at Sara Lee

Robert E. Butler has been granted 1 US patent while listed as an inventor at Sara Lee. All of these patents were granted in 1997. Robert E. Butler ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert E. Butler in Fairmont, NC, US.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5596939	Apparatus for forming tubular collars	Edward R. LaVelle	1997-01-28	$39,505,000

Robert E. Butler — 1 Patent

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