Derek Clarke

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Bristol, GB

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Patents Grantslast 30 patents

Information Patent Grant
Gear, a method of manufacturing a gear and a geared gas turbine engine
- Patent number 10,744,566
- Issue date Aug 18, 2020
- Rolls-Royce plc
- Derek W J Clarke
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Temperature responsive fluid flow control device
- Patent number 8,757,508
- Issue date Jun 24, 2014
- Rolls-Royce PLC
- Andras D Haasz
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
GEAR, A METHOD OF MANUFACTURING A GEAR AND A GEARED GAS TURBINE ENGINE
- Publication number 20180297119
- Publication date Oct 18, 2018
- Rolls-Royce plc
- Derek WJ CLARKE
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
MALE OR FEMALE ELEMENT FOR A CONIC COUPLING
- Publication number 20150117944
- Publication date Apr 30, 2015
- Rolls-Royce plc
- Derek WJ CLARKE
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
MALE OR FEMALE ELEMENT FOR A CONIC COUPLING
- Publication number 20110103887
- Publication date May 5, 2011
- Rolls-Royce plc
- Derek W. J. CLARKE
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
TEMPERATURE RESPONSIVE FLUID FLOW CONTROL DEVICE
- Publication number 20100288376
- Publication date Nov 18, 2010
- Rolls-Royce plc
- Andras D. Haasz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES