FF

Frank S. Fountain

EA E.I. Du Pont De Nemours And: 5 patents #1,460 of 8,010Top 20%
📍 Wilmington, DE: #787 of 3,182 inventorsTop 25%
🗺 Delaware: #1,571 of 7,163 inventorsTop 25%
Overall (All Time): #890,633 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5456648 Reward granting exercise machine Peter J. Edinburg, William G. Johanson 1995-10-10
4977853 Non-contact wet or dry film thickness measuring device Allan F. Falcoff, Donald K. Pusey 1990-12-18
4896227 Method of locating and inspecting dropouts on a magnetic disc Donald K. Pusey 1990-01-23
4812923 Tape inspection apparatus Donald K. Pusey, Keith McCloy 1989-03-14
4686563 Apparatus and method for locating dropouts Donald K. Pusey 1987-08-11
4295360 Tension measuring apparatus 1981-10-20