Gregory N. Colvin

Person

Charlottesville, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
High vacuum die casting
- Patent number 6,070,643
- Issue date Jun 6, 2000
- Howmet Research Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Vacuum die casting of amorphous alloys
- Patent number 6,021,840
- Issue date Feb 8, 2000
- Howmet Research Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of making composite castings using reinforcement insert clad...
- Patent number 5,981,083
- Issue date Nov 9, 1999
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of making composite castings using reinforcement insert clad...
- Patent number 5,678,298
- Issue date Oct 21, 1997
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Permanent mold or die casting of titanium-aluminum alloys
- Patent number 5,505,246
- Issue date Apr 9, 1996
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Permanent mold for casting reactive melt
- Patent number 5,443,111
- Issue date Aug 22, 1995
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Composite casting method
- Patent number 5,332,022
- Issue date Jul 26, 1994
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Permanent mold casting of reactive melt
- Patent number 5,287,910
- Issue date Feb 22, 1994
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of making a composite casting
- Patent number 5,263,530
- Issue date Nov 23, 1993
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of making a composite casting
- Patent number 5,241,738
- Issue date Sep 7, 1993
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of making a composite casting
- Patent number 5,241,737
- Issue date Sep 7, 1993
- Howmet Corporation
- Gregory N. Colvin
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Aluminum-lithium alloy and method of investment casting an aluminum...
- Patent number 4,842,822
- Issue date Jun 27, 1989
- Howmet Corporation
- Gregory N. Colvin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Gregory N. Colvin

Person

Patents Grantslast 30 patents

High vacuum die casting

Vacuum die casting of amorphous alloys

Method of making composite castings using reinforcement insert clad...

Method of making composite castings using reinforcement insert clad...

Permanent mold or die casting of titanium-aluminum alloys

Permanent mold for casting reactive melt

Composite casting method

Permanent mold casting of reactive melt

Method of making a composite casting

Method of making a composite casting

Method of making a composite casting

Aluminum-lithium alloy and method of investment casting an aluminum...