JD

John J. Davidson

AA Aluminum Company Of America: 4 patents #149 of 1,017Top 15%
📍 New Kensington, PA: #69 of 233 inventorsTop 30%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,305,859 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4676881 Electrocoating cell 1987-06-30
4544475 Electrocoating apparatus Robert E. Heffner 1985-10-01
4400251 Method and apparatus for simultaneously electrocoating the interior and exterior of a metal container Robert E. Heffner 1983-08-23
4210507 Electrocoating flow control electrode and method David A. Smith 1980-07-01