Peter Dilwyn Evans

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Hampshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for and method of detecting a coded magnetic thread
- Patent number 7,516,893
- Issue date Apr 14, 2009
- De La Rue International, Ltd.
- John Buttifant
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic thread reader
- Patent number 7,434,732
- Issue date Oct 14, 2008
- De la Rue International Limited
- John Buttifant
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for identifying documents
- Patent number 7,266,231
- Issue date Sep 4, 2007
- De la Rue International Limited
- Bryan James Christophersen
- G07 - CHECKING-DEVICES
Information Patent Grant
Magnetic thread reader
- Patent number 7,063,257
- Issue date Jun 20, 2006
- De la Rue International Limited
- John Buttifant
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Magnetic thread reader
- Publication number 20060208078
- Publication date Sep 21, 2006
- DE LA RUE INTERNATIONAL LIMITED
- John Buttifant
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Magnetic thread reader
- Publication number 20060186203
- Publication date Aug 24, 2006
- DE LA RUE INTERNATIONAL LIMITED
- John Buttifant
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for identifying documents
- Publication number 20040218800
- Publication date Nov 4, 2004
- Bryan James Christophersen
- G07 - CHECKING-DEVICES
Information Patent Application
Sheet detecting assembly and method
- Publication number 20040211904
- Publication date Oct 28, 2004
- Barry Clifford Scowen
- G07 - CHECKING-DEVICES
Information Patent Application
Magnetic thread reader
- Publication number 20040046023
- Publication date Mar 11, 2004
- John Buttifant
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical method and apparatus for inspecting documents
- Publication number 20040021850
- Publication date Feb 5, 2004
- Peter Dilwyn Evans
- G07 - CHECKING-DEVICES