Derek John Foster

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Bristol, GB

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Patents Grantslast 30 patents

Information Patent Grant
Friction welding
- Patent number 7,021,519
- Issue date Apr 4, 2006
- Rolls-Royce PLC
- Derek John Foster
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for friction welding
- Patent number 6,736,305
- Issue date May 18, 2004
- Rolls-Royce PLC
- Derek J Foster
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Friction welding
- Patent number 6,703,093
- Issue date Mar 9, 2004
- Rolls-Royce PLC
- Derek John Foster
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Friction welding
- Patent number 6,554,177
- Issue date Apr 29, 2003
- Rolls-Royce PLC
- Derek John Foster
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Integrally bladed disks or drums
- Patent number 5,556,257
- Issue date Sep 17, 1996
- Rolls-Royce plc
- Derek J. Foster
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for winding a filament onto a former, having guide struct...
- Patent number 4,768,725
- Issue date Sep 6, 1988
- Rolls-Royce plc
- John W. Daines
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Friction welding
- Publication number 20030141344
- Publication date Jul 31, 2003
- Rolls-Royce plc
- Derek John Foster
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Friction welding
- Publication number 20020066768
- Publication date Jun 6, 2002
- Rolls-Royce plc
- Derek John Foster
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Friction welding
- Publication number 20020061373
- Publication date May 23, 2002
- Rolls-Royce plc
- Derek John Foster
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Method and apparatus for friction welding
- Publication number 20020036225
- Publication date Mar 28, 2002
- Rolls-Royce plc
- Derek J. Foster
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR