Inventor · disambiguated record
John J. Duplessis
Also filed as: DUPLESSIS JOHN J
2 granted patents·6 citations·filing 1989–1989
51Inventor score
Files withCRUCIBLE MATERIALS CORP2
Top patents by PatentIndex Score
2 records- 0133US5047205AMethod and assembly for producing extruded permanent magnet articlesCRUCIBLE MATERIALS CORP·Filed 1989·Granted Sep 10, 1991·4 cites·20 claims
- 0220US4971756AMethod for producing dies for use in compacting permanent magnet alloy powdersCRUCIBLE MATERIALS CORP·Filed 1989·Granted Nov 20, 1990·2 cites·6 claims
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