Donald J. Spinella

HA Howmet Aerospace: 12 patents #1 of 70Top 2%

AL Alcoa: 6 patents #67 of 632Top 15%

AR Arconic: 5 patents #15 of 180Top 9%

AA Aluminum Company Of America: 3 patents #202 of 1,017Top 20%

NE Newcor: 3 patents #3 of 18Top 20%

📍 Greensburg, PA: #11 of 371 inventorsTop 3%

🗺 Pennsylvania: #2,310 of 74,527 inventorsTop 4%

Overall (All Time): #150,733 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
5674416	Arc treatment of metal surfaces	Edward P. Patrick, Philip J. Blakeley, Regis J. Huth, Jr., A. Victor Pajerski, Christopher M. Seaman +1 more	1997-10-07