Edward J. Dulis

Person

Pittsburgh, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Permanent magnet having improved corrosion resistance and method fo...
- Patent number 5,282,904
- Issue date Feb 1, 1994
- Crucible Materials Corporation
- Andrew S. Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Permanent magnet having improved corrosion resistance and method fo...
- Patent number 5,162,064
- Issue date Nov 10, 1992
- Crucible Materials Corporation
- Andrew S. Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing permanent magnet alloy particles for use in pr...
- Patent number 4,994,109
- Issue date Feb 19, 1991
- Crucible Materials Corporation
- Carol J. Willman
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Powder metallurgy high speed tool steel article and method of manuf...
- Patent number 4,880,460
- Issue date Nov 14, 1989
- Crucible Materials Corporation
- Edward J. Dulis
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Powder metallurgy high speed tool steel article and method of manuf...
- Patent number 4,839,139
- Issue date Jun 13, 1989
- Crucible Materials Corporation
- Edward J. Dulis
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Oxygen containing permanent magnet alloy
- Patent number 4,588,439
- Issue date May 13, 1986
- Crucible Materials Corporation
- Kalathur S. V. L. Narasimhan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for making rare-earth element containing permanent magnets
- Patent number 4,585,473
- Issue date Apr 29, 1986
- Crucible Materials Corporation
- Kalatur S. V. L. Narasimhan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for producing iron-silicon alloy articles
- Patent number 4,564,401
- Issue date Jan 14, 1986
- Crucible Materials Corporation
- George A. Strichman
- B22 - CASTING POWDER METALLURGY

Edward J. Dulis

Person

Patents Grantslast 30 patents

Permanent magnet having improved corrosion resistance and method fo...

Permanent magnet having improved corrosion resistance and method fo...

Method for producing permanent magnet alloy particles for use in pr...

Powder metallurgy high speed tool steel article and method of manuf...

Powder metallurgy high speed tool steel article and method of manuf...

Oxygen containing permanent magnet alloy

Method for making rare-earth element containing permanent magnets

Method for producing iron-silicon alloy articles