Duncan Edward Stephenson

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Worcestershire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Sample handling system
- Patent number 6,800,251
- Issue date Oct 5, 2004
- Malvern Instruments Limited
- Clive Patrick Ashley Catterall
- G01 - MEASURING TESTING
Information Patent Grant
Measurement of particle size distribution
- Patent number 6,778,271
- Issue date Aug 17, 2004
- Malvern Instruments Limited
- David John Watson
- G01 - MEASURING TESTING
Information Patent Grant
Relating to the measurement of particle size distribution
- Patent number 6,177,994
- Issue date Jan 23, 2001
- Malvern Instruments Limited
- David John Watson
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
MEASUREMENT OF PARTICLE SIZE DISTRIBUTION
- Publication number 20030030802
- Publication date Feb 13, 2003
- DAVID JOHN WATSON
- G01 - MEASURING TESTING
Information Patent Application
Sample handling system
- Publication number 20020054834
- Publication date May 9, 2002
- Olive Patrick Ashley Catterall
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL