Paul E. McMahan — 1 Patent

FEFerrofluidics: 1 patents #26 of 52Top 50%

Walker, LA: #12 of 30 inventorsTop 40%

Louisiana: #5,044 of 10,876 inventorsTop 50%

Overall (All Time): #3,707,928 of 4,157,543Top 90%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5593164	Ferrofluidic seal centering ring	William B. Mraz, Thomas J. Black, Jr., Larry A. Hufford, David T. Mooney, Robert C. Watkins	1997-01-14