Keith E. Parker

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Melton Mowbray, GB

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Patents Grantslast 30 patents

Information Patent Grant
Arc tube for a discharge lamp
- Patent number 5,099,174
- Issue date Mar 24, 1992
- THORN EMI plc
- George E. Coxon
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High pressure discharge lamp with overhung end arc tube and cermet...
- Patent number 4,808,882
- Issue date Feb 28, 1989
- THORN EMI plc
- Keith E. Parker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
End closure members for discharge lamps
- Patent number 4,563,214
- Issue date Jan 7, 1986
- THORN EMI plc
- Richard J. Seddon
- H01 - BASIC ELECTRIC ELEMENTS