JD

John J. DuPlessis

CM Crucible Materials: 2 patents #27 of 58Top 50%
Overall (All Time): #2,318,800 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5047205 Method and assembly for producing extruded permanent magnet articles Vijay K. Chandhok, Robert F. Krause, Bao-Min Ma 1991-09-10
4971756 Method for producing dies for use in compacting permanent magnet alloy powders 1990-11-20