Frederick Mannion — 1 Patent at Usx

Frederick Mannion has been granted 1 US patent while listed as an inventor at Usx. All of these patents were granted in 2001. Frederick Mannion ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Frederick Mannion in Pittsburgh, PA, US.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6255983	Degasser guide	Gregory A. Meszaros, Frank L. Kemeny, David J. Walker, Richard J. Zaranek	2001-07-03	$40,030,000

Frederick Mannion — 1 Patent

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