Josef Herbert Ferdinand Martens

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Stuttgart, DE

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Patents Grantslast 30 patents

Information Patent Grant
Electroluminescent devices having a light-emitting layer
- Patent number 5,821,690
- Issue date Oct 13, 1998
- Cambridge Display Technology Limited
- Josef Herbert Ferdinand Martens
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Electroluminescent device comprising a chromophoric polymeric compo...
- Patent number 5,653,914
- Issue date Aug 5, 1997
- Cambridge Display Technology Limited
- Andrew Bruce Holmes
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...