Peter J. Duggan

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Manchester, GB

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Patents Grantslast 30 patents

Information Patent Grant
A pit-forming optical recording media and process for producing the...
- Patent number 5,137,798
- Issue date Aug 11, 1992
- Imperial Chemical Industries PLC
- Peter J. Duggan
- G11 - INFORMATION STORAGE
Information Patent Grant
Substituted phthaloayanine photoconductor and charge transport phase
- Patent number 4,800,145
- Issue date Jan 24, 1989
- Imperial Chemical Industries, PLC
- Anthony J. Nelson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Infra-red absorber
- Patent number 4,606,859
- Issue date Aug 19, 1986
- Imperial Chemical Industries PLC
- Peter J. Duggan
- C07 - ORGANIC CHEMISTRY