Ralph Edward Jeffries

Follow

Person

Indianapolis, IN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Single-cast, high-temperature, thin wall structures
- Patent number 6,255,000
- Issue date Jul 3, 2001
- Allison Engine Company, Inc
- Kurt Francis O'Connor
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Single-cast, high-temperature, thin wall structures and methods of...
- Patent number 6,071,363
- Issue date Jun 6, 2000
- Allison Engine Company, Inc
- Kurt Francis O'Connor
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method and apparatus for producing cast structures
- Patent number 5,641,014
- Issue date Jun 24, 1997
- Allison Engine Company
- Kurt Francis O'Connor
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Single-cast, high-temperature thin wall gas turbine component
- Patent number 5,545,003
- Issue date Aug 13, 1996
- Allison Engine Company, Inc
- Kurt F. O'Connor
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Single-cast, high-temperature, thin wall structures and methods of...
- Patent number 5,295,530
- Issue date Mar 22, 1994
- General Motors Corporation
- Kurt F. O'Connor
- B22 - CASTING POWDER METALLURGY